Ahmed bin Suliaman أحمد بن سليمان · The Book of the Times (of Prayer)

"Jibril, peace be upon him, came to the Prophet (ﷺ) when the sun had passed its zenith and said: 'Get up, O Muhammad, and pray Zuhr when the sun has passed its zenith.' Then he waited until a man's shadow was equal to his height. Then he came to him for 'Asr and said: 'Get up, O Muhammad, and pray 'Asr.' Then he waited until the sunset, then he came to him and said: 'Get up, O Muhammad, and pray…

"Al-Hajjaj arrived, and we asked Jabir bin 'Abdullah, who said: 'The Messenger of Allah (ﷺ) prayed Zuhr at the time of intense heat, and 'Asr when the sun was white and clear, and Maghrib when the sun set, and with 'Isha' it would depend - if he saw that the people had gathered, he would pray early, and if he saw that they had not come yet, he would delay it.'" Meaning, at the earliest time.

"Where is the one who was asking about the time for prayer? (It is) between these two times."