Musannaf Ibn Abi Shayba 17:1108

Abu Bakr narrated to us, he said: Ali ibn Mushir narrated to us, from Muhammad ibn Amr, from Abu Salamah, from Abu Hurayrah, who said: The Messenger of Allah (peace and blessings of Allah be upon him) said: "The owner of sick camels should not bring them to water alongside the owner of healthy camels."