Musannaf Ibn Abi Shaybah

Ibrahim says that there is no harm in the leftovers of horses, camels, cows, and goats.

Hazrat Nafi' states that Hazrat Abdullah bin Umar (may Allah be pleased with them) did not consider there to be any harm in the leftover water from which a horse had drunk.

Hazrat Ash'ath says that Hasan and Hazrat Ibn Sirin did not consider there to be any harm in the leftover water of a horse.

Hazrat Ikrimah says that there is no harm in performing ablution with the leftover water of every animal whose meat is eaten.

Ibrahim says that there is no harm in the leftovers of camels, cows, and goats.