Dhakwan Abu Salah al-Saman al-Ziyat ذكوان أبو صالح السمان الزيات · The Book of Funerals

a man was brought to the Prophet for him to offer the funeral prayer, and he said: "Pray for your companion, for he owes a debt." Abu Qatadah said: " I will pay it." The Prophet said: "In full?" He said: "In full." So he prayed for him

"The Messenger of Allah got up one night and got dressed, then he went out. I told my slave girl Barirah to follow him, so she followed him until he came to Al-Baqi. Then he stood near if for as long as Allah willed that he should stand, then he left. Barirah came back before he did and told me, but I did not mention anything until morning came, then I mentioned that to him. He said: 'I was sent…