It was narrated that Anas bin Malik said: 'The Prophet (ﷺ) was asked about a man who forgets prayer or sleeps and misses it. He said: 'he performs it when he remembers it.'"

It was narrated that Anas bin Malik said: "The Messenger of Allah (ﷺ) said: 'Whoever forgets a prayer, let him perform it when he remembers it.'"

It was narrated from Abu Hurairah that: The Messenger of Allah (ﷺ) said: "Whoever catches one Rak'ah of the 'Asr before the sun sets, then he has caught it, and whoever catches one Rak'ah of the Subh before the sun rises, then he has caught it."

It was narrated that Abu Barzah Al-Aslami said: "The Messenger of Allah (ﷺ) used to like to delay the 'Isha', and he disliked sleeping before it, and engaging in conversation after it."

It was narrated from Abu Hurairah that: The Messenger of Allah (ﷺ) recited: And recite the Qur'an during the Fajr. Verily, the recitation of the Qur'an during Fajr is ever witnessed." He said: "It is witnessed by the angels of the night and the day."

It was narrated that Khabbab said: "We complained to the Messenger of Allah (ﷺ) about the heat of the sunbaked ground, but he did not respond to our complaint." (Sahih)Another chain with similar wording.

It was narrated that Mughirah bin Shu'bah said: We were praying Zuhr with the Messenger of Allah (ﷺ) at the time of intense heat (i.e., midday when the sun has just passed its zenith) and he said to us, "Wait for it to cool down before you pray, for intense heat is from the flaring up of the Hell-fire."

It was narrated from Anas bin Malik that: The Messenger of Allah (ﷺ) used to pray 'Asr when the sun was still hot and high, and if a person were to go to the suburbs (of Al-Madinah) he would be able to reach it while the sun was still hot and high.

Abu Najashi said: "I heard Rafi' bin Khadij say: 'We used to perform the Maghrib at the time of the Messenger of Allah, and one of us would be able to see the places where his arrows would land when shot from his bow.'" (Sahih)Another chain with similar wording.

It was narrated that 'Abbas bin 'Abdul-Muttalib said: "The Messenger of Allah (ﷺ) said: 'My Ummah will continue to adhere to the Fitrah so long as they do not delay the Maghrib until the stars have come out." (Hasan)Abu 'Abdullah bin Majah said: I heard Muhammed bin Yahya saying: 'The people in Baghdad were confused in narrating this Hadith. Abu Bakr Al-A'yan and I went to 'Awwam bin 'Abbad bin 'Awwam and he brought out to us the book of his father, and this Hadith was in it.'"

Humaid said: "Anas bin Malik was asked: 'Did the Prophet (ﷺ) wear a ring?' He said: 'Yes.' One night he delayed the 'Isha' prayer until almost the middle of the night. When he had prayed, he turned to face us and said: 'The people have prayed and gone to sleep, but you will still be in a state of prayer so long as you are waiting for the (next) prayer.'" (Sahih)Anas said: "It was as if I can see the sparkle from his ring.'"

It was narrated that Abu Sa'eed said: "The Messenger of Allah (ﷺ) led us for the Maghrib prayer. Then he did not come out until half the night had passed. Then he came out and led them in prayer, then he said: "The people have prayed and gone to sleep, but you are still in a state of prayer so long as you are waiting for the (next) prayer. Were it not for the weak and the sick, I wanted to delay this prayer until the middle of the night.'"

It was narrated from Abu Hurairah that : When the Messenger of Allah (ﷺ) was coming back from the battle of Khaibar, night came and he felt sleepy, so he made camp and said to Bilal: "Keep watch for us tonight." Bilal prayed as much as Allah decreed for him, and the Messenger of Allah (ﷺ) and his Companions went to sleep. When dawn was approaching, Bilal went to his mount, facing towards the east, watching for the dawn. Then Bilal's eyes grew heavy while he was leaning on his mount (and he slept). Neither Bilal nor any of his Companions woke until they felt the heat of the sun. The Messenger of Allah (ﷺ) was the first one to wake up. The Messenger of Allah (ﷺ) was startled and said: "O Bilal!" Bilal said: "The same thing happened to me as happened to you. May my father and mother be ransomed for you, O Messenger of Allah!" He said: "Bring your mounts forward a little." So they brought their mounts forward a little (away from that place). Then the Messenger of Allah (ﷺ) performed ablution and told Bilal to call the Iqamah for prayer, and he led them in the prayer. When the Prophet (ﷺ) finished praying, he said: "Whoever forgets a Salah, let him pray it when he remembers, for Allah says: And perform the prayer for My remembrance." [Ta-Ha: 14] He (one of the narrators) said: "Ibn Shihab used to recite this Verse as meaning, 'when you remember'."

'Abdullah bin Rabah narrated that Abu Qatadah said: "They mentioned negligence because of sleeping too much, and he said: 'They slept until the sun had risen. The Messenger of Allah (ﷺ) said: "There is no negligence when oneis sleeping, rather there is negligence when one is awake. If anyone of you forgets to pray, or sleeps and misses a prayer, then let him pray when he remembers, and during its time if it is a day after. (Sahih)'Abdullah bin Rabah said: "Imran bin Husain heard me when I was narrating this Hadith and said: 'O young man, look at how you are narrating the Hadith. I was present at the time of this Hadith with the Messenger of Allah.' And he did not deny anything of the Hadith."

It was narrated from 'Aishah that: The Messeenger of Allah said: "Whoever catches one Rak'ah of the Subh before the sun rises, then he has caught it, and whoever catches one Rak'ah of the 'Asr before the sun sets, then he has caught it." (Sahih)Another chain with similar wording.

It was narrated that 'Aishah said: "The Messenger of Allah (ﷺ) did not sleep before the 'Isha' nor stay up (talking) after it."

It was narrated that 'Abdullah bin Mas'ud said: "The Messenger of Allah (ﷺ) rebuked us for staying up (talking) after the 'Isha'."

It was narrated that Ibn 'Umar said: "I heard the Messenger of Allah (ﷺ) say: 'Do not let the Bedouin make you change the name of your prayer. It is the 'Isha', and they bring their camels in and milk them at nightfall.'"

It was narrated from Abu Hurairah that: The Prophet (ﷺ) said: "Do not let the Bedouins make you change the name of your prayer." Ibn Harmalah added: "Rather it is the 'Isha', but they say the 'Atamah because they bring their camels in for milking at that time (when it is dark)."