Sufyan bin 'Uyaynah سفيان بن عيينة · The Chapters on Charity

he demanded payment owed by Ibn Abi Hadrad in the mosque. Their voices became so loud that the Messenger of Allah (ﷺ) heard them when he was in his house. He came out and called Ka'b who said: “Here I am, O Messenger of Allah (ﷺ)!” He said: “Waive this much of your loan,” and gestured with his hand to indicate half. He said: “I will do that,” and he said: “Get up and repay it.”