Musannaf Ibn Abi Shayba 19:285

Abu Bakr narrated to us, he said: Waki’ narrated to us, from Abu Hilal, from Qatada, who said: A man said to Abu al-Aswad, "O Lut-i (sodomite)." He replied, "May Allah have mercy on Lut," and he did not consider it anything.