al-Hasan bin 'Ali al-Halwani الحسن بن علي الخلال الحلواني · The Book on Blood Money

that the Messenger of Allah (ﷺ) said: "Indeed the first cases to be judged between the people are those of bloodshed."

from his father, from his grandfather, that the Prophet (ﷺ) imprisoned a man for an accusation, then he let him go.

that the Messenger of Allah (ﷺ) said: "If someone tries to get another's wealth without right, and he fights and is killed, then he is a martyr."