Imam Zuhri states that whenever Hazrat Miswar bin Makhramah attended a funeral, he would not sit down until the body had been placed down.

Hazrat Abu Al-Anbas narrates from his father that Hazrat Abu Hurairah (may Allah be pleased with him) would not sit until the funeral was placed down.

It is narrated on the authority of Hazrat Abu Saeed (may Allah be pleased with him) that the Holy Prophet Muhammad (peace and blessings be upon him) said: When you attend a funeral, do not sit down until the bier has been placed on the ground.

Hazrat Abu Hubaira narrates that Hazrat Abdullah bin Umar (may Allah be pleased with them) would not sit down at a funeral until the bier had been placed down.

Ibrahim says: When the bier is placed, then you should sit.

11860 - Waki‘ narrated to us from Talhah (ibn) Yahya who said: I saw ‘Urwah ibn al-Zubayr at a funeral, and he leaned on a wall and began to say: "The bier has been placed, and he did not sit until it was placed."

Ibrahim and Hazrat Sha'bi disliked that anyone should sit down before the funeral bier had been lowered from the people's shoulders.

Hazrat Abu Hazim narrates that I walked (in a funeral) with Hazrat Hasan bin Ali (may Allah be pleased with him), Hazrat Abu Hurairah (may Allah be pleased with him), and Hazrat Ibn Zubair. When they reached the grave, they stood and began to converse, until the bier was placed down. When the bier was placed, then those gentlemen sat down.

Hazrat Hisham says that until the bier was placed down, Muhammad would not sit. And he says that Hasan did not consider it objectionable to sit.

11864 - He said: And Al-Hasan saw no harm in it.