Musannaf Ibn Abi Shaybah

Hazrat Hafsa states that Hazrat Anas would apply kohl to each eye three times.

Hazrat Asim says that Hazrat Ibn Sirin used to apply kohl twice in this eye and twice in that eye, and once between the two.

Hazrat Imran bin Abi Anas (may Allah be pleased with him) narrates that the Noble Prophet (peace and blessings be upon him) used to apply antimony kohl to his eyes. He would apply three strokes to the right eye and two strokes to the left eye.

Hazrat Ibn Abbas (may Allah be pleased with both of them) narrates that the Noble Prophet (peace and blessings be upon him) had a kohl container, and he (peace and blessings be upon him) would apply three strokes to each eye from it.

Hazrat Ibn Aun narrates that Hazrat Nazr bin Anas said regarding applying kohl: In any case, I apply three strokes in this eye and three in this eye, and one between both of them. The narrator says, I mentioned this before Muhammad, so he said: I apply three strokes in this eye, two strokes in this eye, and one stroke between both of them.

Hazrat Abu Mughira narrates that Hazrat Abu Huraira (may Allah be pleased with him) said: Whoever applies kohl should do so in an odd number.