Musannaf Ibn Abi Shayba 13:1511

Abu Bakr narrated to us, he said: Hushaym narrated to us, from Mughirah, from al-Harith, and from Ash'ath, from al-Hakam, that they both used to see no harm in a pledge (rahn) if it was in the hands of a just person, having been taken possession of.