Sa'id ibn al-Musayyib سعيد بن المسيب بن حزن أبو محمد القرشي · The Book on Jana''iz (Funerals)

"We were with the Prophet (following) the funeral of Ibn Ad-Dahbah, and he was on a horse that was walking quickly, and we were around him, and he was trotting."

"When the Messenger of Allah follows a corpse, he would not sit until (the deceased was) placed in the Lahd. A rabbi came upon him and said: 'This is what we do, O Muhammad'" He said: "So the Messenger of Allah sat, and he said: 'Differ from them.'"

Jabir bin Abdullah informed him that the Prophet had put two men together in one cloth from those who were killed at (the battle of) Uhud, then he said: "Which of them memorized the more of the Qur'an?" When one of them was indicated to him, he put him in the Lahd (first) and said: "I am a witness for those people on the Day of Judgment." And he ordered that they be buried in their blood, and that they…

"A funeral (procession) passed by the Messenger of Allah and they were praising him with good statements. So the Messenger of Allah said: 'Granted.' Then he said: 'You are Allah's witnesses on the earth.'"

The Messenger of Allah said to him: "O Ali! Three are not to be delayed: Salat when it is due, the funeral when it is presented, and (marriage) for the single woman when someone compatible is found."