Sunan An-Nasa'i

It was narrated from 'Abdullah bin Ka'b, from his father, that :He asked Ibn Abi Hadrad to pay off a debt that he owed him. Their voices grew so loud that the Messenger of Allah [SAW] heard them when he was inside his house. He came out to them, drew back the curtain of his room and called out: ""O Ka'b!"" He said: ""Here I am, O Messenger of Allah."" He said: ""Drop his debt to half."" He said: ""I will do that."" He said (to the debtor): ""Go and pay it off