Al-Rabi' b. Anas, quoting his two grandfathers, said: We heard Abu Musa say: The Messenger of Allah (ﷺ) said: Allah does not accept the prayer of a man who has any khaluq (perfume composed of saffron) on his body. Abu Dawud said: His grandfathers were Zaid and Ziyad.

Anas said: The Messenger of Allah (ﷺ) forbade men to use saffron. Isma'il version has: "(forbade) man to use saffron."

Narrated Ammar ibn Yasir: The Prophet (ﷺ) said: The angels do not come near three: the dead body of the unbeliever, one who smears himself with khaluq, and the one who is sexually defiled except that he performs ablution.

Narrated Al-Walid ibn Uqbah: When the Prophet (ﷺ) of Allah (ﷺ) conquered Makkah. The people of Makkah began to bring their boys and he would invoke a blessing on them and rub their heads. I was brought, but as I had been perfumed with khaluq, he did not touch me because of the khaluq.

Narrated Anas ibn Malik: A man came to the Messenger of Allah (ﷺ) and he had the mark of yellowness (of saffron). The Prophet (peace be upon him rarely mentioned a thing which he disliked before a man. When he went away, he said: Would that you tell this man that he should wash this off him.

Narrated Al-Bara' : I did not see any man with locks hanging down to shoulders in red robe more beautiful than the Messenger of Allah (ﷺ). Muhammad b. Sulaiman added: He had hair which touched his shoulders. Abu Dawud said: Isra'il also transmitted it in a similar way from Abu Ishaq saying: "(his hair) touched his shoulders". Shu'bah added: (His hair) reached the lobes of his ears.

Narrated Al-Bara' : The Messenger of Allah (ﷺ) had hair which reached the lobes of his ears.

Narrated Anas ibn Malik: The hair of the Messenger of Allah (ﷺ) were up to the lobes of his ears.

Narrated Anas bin Malik: The hair of Messenger of Allah (ﷺ) were halfway down his ears.

Narrated Aisha, Ummul Mu'minin: The hair of the Messenger of Allah (ﷺ) were above wafrah and below jummah.

Narrated Ibn 'Abbas: The people of the Book used to let their hair hand down, and the polytheists used to part their hair. The Messenger of Allah (ﷺ) like to confirm with the People of the Book in the matters about which he had received no command. Hence he Messenger of Allah (ﷺ) let his forelock hang down but afterwards he parted it.

Narrated Aisha, Ummul Mu'minin: When I parted the hair of the Messenger of Allah (ﷺ) I made a parting from the crow of his head and let his forelock hang between his eyes.

Narrated Wa'il ibn Hujr: I came to the Prophet (ﷺ) and I had long hair. When the Messenger of Allah (ﷺ) saw me, he said: Evil, evil! He said: I then returned and cut them off. I then came to him in the morning. He said (to me): I did not intend to do evil to you. This is much better.

Narrated Umm Hani: The Prophet (ﷺ) came to Mecca and he had four plaits of hair.

Narrated Abdullah ibn Ja'far: The Prophet (ﷺ) gave the children of Ja'far three day' time to visit them. He then came to visit them, and said: Do not weep over my brother after this day. He said: Call to me the children of my brother. We were brought to him as if we were chicken. He said: Call a barber to me. He then ordered and our heads were shaved.

Narrated Ibn 'Umar: The Messenger of Allah (ﷺ) forbade qaza'. Qaza' means having part of a boy's head shaved and leaving part unshaven.

Narrated Abdullah ibn Umar: the Prophet (ﷺ) forbade qaza' which means that the head of a boy is shaved and a lock is left.

Narrated Abdullah ibn Umar: The Prophet (ﷺ) saw a boy with part of his head shaved and part left unshaven. He forbade them to do that, saying: Shave it all or leave it all.

Narrated Anas ibn Malik: I had a hanging lock of hair. My mother said to me: I shall not cut it, for the Messenger of Allah (ﷺ) used to stretch it our and hold it.

Narrated Anas ibn Malik: Al-Hajjaj ibn Hassan said: We entered upon Anas ibn Malik. My sister al-Mughirah said: You were a boy in those days and you had two locks of hair. He (Anas) rubbed your head and invoked blessing on you. He said: Shave them (i.e. the locks) or clip them, for this is the fashion of the Jews.