It is narrated from Hazrat Ka'b bin Malik (may Allah be pleased with him) that when the Prophet (peace and blessings of Allah be upon him) was pleased, his blessed face would shine in such a way as if it were a piece of the moon, and we would recognize it by looking at the blessed face of the Prophet (peace and blessings of Allah be upon him).

It is narrated from Hazrat Ka'b (may Allah be pleased with him) that Hazrat Abdullah bin Abi Hadrad (may Allah be pleased with him) owed him some debt. Once, they met on the road, and Hazrat Ka'b (may Allah be pleased with him) caught hold of him. During their argument, their voices were raised. Meanwhile, the Prophet (peace and blessings be upon him) passed by. The Prophet (peace and blessings be upon him) gestured to me and said that I should forgive half of his debt. So, he forgave half and took the remaining half of the money.

It is narrated from Hazrat Ka'b (may Allah be pleased with him) that when the Prophet (peace and blessings of Allah be upon him) intended to set out on a journey, he would depart on a Thursday.

It is narrated from Hazrat Ka'b (may Allah be pleased with him) that the Prophet (peace and blessings be upon him) said: "When any of you feels pain in any part of his body, he should place his hand on the place of pain and say this seven times: «أَعُوذُ بِعِزَّةِ اللَّهِ وَقُدْرَتِهِ عَلَى كُلِّ شَيْءٍ مِنْ شَرِّ مَا أَجِدُ» ."