The leftover of a cat: Abu Hanifah disliked the leftover of a cat

It is narrated from Sayyiduna al-Mughirah bin Shu'bah (may Allah be pleased with him) that the Prophet (peace and blessings be upon him) urinated, then performed ablution and wiped over his socks and sandals.

Abu Zabyan said: I saw Sayyiduna Ali (may Allah be pleased with him) urinate while standing. Then he performed ablution and wiped over his sandals.

Zayd said that Sayyiduna Ali (may Allah be pleased with him) urinated and wiped over his sandals.

It is narrated from Suwayd bin Ghaflah that Sayyiduna Ali al-Murtada (may Allah be pleased with him) urinated and (then) wiped over his sandals.

Sayyiduna Aws bin Abi Aws (may Allah be pleased with him) narrates from his father: I was with my father, and he reached one of the wells of the Bedouins. He performed ablution and wiped over his sandals. I spoke to him about this, and he said: "I have not gone beyond what I saw the Prophet (peace and blessings be upon him) do."

Sa'id bin Abdullah bin Dirar narrates that Sayyiduna Anas bin Malik (may Allah be pleased with him) performed ablution and wiped over his socks made of mar'izza (soft wool).

Abdullah bin Sa'id narrates from his grandfather that he said: I saw Sayyiduna Ali (may Allah be pleased with him) urinate at al-Rahbah, then he wiped over his socks and sandals. And it is mentioned that the view of (Imam) Abu Hanifah is: he considered wiping over socks and sandals to be disliked (makruh), unless the undersides of the socks are covered with leather.