Abu Usaid reported God's Messenger as saying: When any of you enters the mosque he should say, “O God, open to me the gates of Thy mercy, “and when he goes out he should say “O God, I ask Thee out of Thine abundance.” Muslim transmitted it.

Abu Huraira reported God's Messenger as saying, “If anyone hears a man crying out in the mosque about something he has lost, he should say, ‘May God not restore it to you,’ for the mosques were not built for this.” Muslim transmitted it.

Abu Dharr reported God’s Messenger as saying, “The deeds of my people, good and bad, were presented before me, and I found the removal of something objectionable from the road among their good deeds, and mucus left unburied in the mosque among their evil deeds.” Muslim transmitted it.

Jundub told of his hearing the Prophet (ﷺ) say, “Those who preceded you used to take the graves of their prophets and righteous men as mosques, but you must not take graves as mosques; I forbid you to do that.” Muslim transmitted it.

Abu Huraira reported God’s Messenger as saying, “The space between the East and the West is a qibla.” Tirmidhi transmitted it.

Talq b. ‘Ali said; we went out as a deputation to God’s Messenger and swore allegiance to him and prayed along with him. We told him that we had a church in our land, and we asked him for some of the leavings of the water he used for ablution. He called for water, performed ablution, rinsed his mouth, then poured it out for us into a skin vessel, and gave us the following command, “Go away, and when you come to your land break down your church, sprinkle this water on its site, and use it as a mosque." We told him that our land was distant, the heat severe, and that the water would evaporate, to which he replied, “Add some water to it, for it will only bring more good to it.” Nasa'i transmitted it.

‘A’isha said that God's Messenger ordered that a mosque be built in a residential district and that it be cleaned and perfumed. Abu Dawud, Tirmidhi and Ibn Majah transmitted it.

Ibn ‘Abbas reported God's Messenger as saying, “I was not commanded to build high mosques." Ibn ‘Abbas said, “You* will certainly ornament them as the Jews and Christians did." * The verb is plural addressed by Ibn ‘Abbas to some hearers. Abu Dawud transmitted it.

Anas reported God’s Messenger as saying, “One of the signs of the last hour will be that people will vie with one another about mosques. Abu Dawud, Nasa’i Darimi and Ibn Majah transmitted it.

He also reported God’s Messenger as saying, “The rewards of my people were placed before me, even a speck of dust a man takes out of the mosque] and the sins of my people were placed before me, and I saw no sin greater than that a man should memorise a sura or verse of the Qur’an, then forget it."* * Cf. Al-Qur’an, 20:126. Tirmidhi and Abu Dawud transmitted it.

Buraida reported God's Messenger as saying, “Announce to those who make a practice of walking to mosques during the times of darkness the good news that they will have complete light on the day of resurrection. Tirmidhi and Abu Dawud transmitted it, and Ibn Majah transmitted it from Sahl b. Sa'd and Anas.

‘Uthman b. Mazun said, “Messenger of God, grant us permission to become eunuchs." God’s Messenger replied, “He who makes another a eunuch or becomes one himself does not belong to us; fasting serves that purpose among my people." He then said, "Grant us permission to lead the wandering life of the devotee." He replied, "The wandering life of the devotee among my people is jihad in God’s path." He said, "Grant us permission to adopt monkery.” He replied, "Monkery among my people consists of sitting in mosques waiting for the time of prayer." Baghawi transmitted it in Sharh as-sunna.

Abu Umama reported God’s Messenger as saying, "Three people are all in God’s safe keeping: a man who goes out to fight in God’s path, who is in God’s safe keeping till He takes his soul and brings him into paradise, or sends him home with the reward or booty he has obtained; a man who goes out to the mosque, who is in God’s safe keeping; and a man who enters his house in peace,* who is in God’s safe keeping.” * The translation above is given on the analogy of Al-Qur’an; 15:46. The phrase might, however, mean one who gives a salutation when he enters his house. Abu Dawud transmitted it.

He also reported God’s Messenger as saying, “If one goes out from his house to a stated prayer in a state of purity, his reward will be like that of the pilgrim in the sacred state; if one goes out to devotions in the forenoon, nothing else causing him to go out, his reward will be like that of him who performs the ‘umra;1 and a prayer following another with no idle talk between them will be a deed recorded in llliyun,”2 1. The little pilgrimage, consisting of the rites at the Ka'ba and the running between al-Safa and al-Marwa. 2. See Al-Qur’an, 83:18 ff. Ahmad and Abu Dawud transmitted it.

Abu Huraira reported God’s Messenger as saying, “When you pass one of the gardens of paradise, feed there.” When asked what the gardens of paradise were he replied that they were the mosques, and when asked what the feeding consisted of, he replied, “Glory be to God; Praise be to God; there is no god but God; and God is most great.” Tirmidhi transmitted it.

He also reported God’s Messenger as saying, “If anyone comes to a mosque for a purpose, he will attain it.” Abu Dawud transmitted it.

Fatima daughter of al-Husain said on the authority of her grand-mother, Fatima the elder,* that when the Prophet (ﷺ) entered the mosque he would pray for blessings and safety for himself and say, “My Lord, forgive me my sins, and open to me the gates of Thy mercy.” And when he went out he would pray for blessings and safety for himself and say, “My Lord, forgive me my sins, and open to me the gates of Thy abundance.” *The daughter of the Prophet (ﷺ) who married ‘Ali. Tirmidhi, Ahmad and Ibn Majah transmitted it. In the version of the last two she said that when he entered the mosque, and also when he came out, he said, “In the name of God, and peace be upon God’s Messenger,” instead of “he would pray for blessings and safety for himself.” Tirmidhi said that its isnad is not connected, for Fatima daughter of al-Husain was not born in the lifetime of Fatima the elder.

‘Amr b. Shu'aib on his father’s authority reported his grandfather as saying that God’s Messenger prohibited the recitation of poems in a mosque, buying and selling in it, and sitting in a circle in a mosque on Friday before the prayer. Abu Dawud and Tirmidhi transmitted it.

Abu Huraira reported God’s Messenger as saying: When you see anyone buying or selling in a mosque, say, “May God not make your trading profitable!” And when you see anyone calling out in it about something lost, say, “May God not restore it to you.” Tirmidhi and Darimi transmitted it.

Mu'awiya said on the authority of his father that God’s Messenger forbade these two plants, i e., onions and garlic, and said, “He who eats them must not come near our mosque.” He also said, “If you must eat them, suppress their odour* by cooking.” * Lit. put them to death. Abu Dawud transmitted it.