Musannaf Ibn Abi Shayba 13:1993

Abu Bakr narrated to us, he said: Khalaf ibn Khalifah narrated to us, from Mansur, from al-Hakam, from Abu Wa’il, from Masruq, who said: "If a judge accepts a gift, he has consumed unlawful gain (suht), and if he accepts a bribe, it reaches him to disbelief."