Musannaf Ibn Abi Shaybah

Hazrat Abu Huraira narrates that when a cat puts its mouth into a utensil, it should be washed seven times.

Muhammad says that the vessel into which a cat puts its mouth should be washed once.

Hasan was asked: If a cat puts its mouth into a vessel, what is the ruling? He replied: That vessel should be washed once.

Hazrat Ata says that the vessel into which a cat puts its mouth should be washed seven times.

Hazrat Abu Huraira narrates that the Noble Prophet (peace and blessings be upon him) said: "A cat is also a predator."

Hazrat Saeed bin Al-Musayyib says that the vessel into which a cat puts its mouth should be washed seven times.

According to another chain of narration, Hazrat Saeed bin Al-Musayyib states that the vessel containing the leftover water of a cat should be washed two or three times.