en_tn/2sa/02/22.md

turn aside

AT: "halt" or "stop chasing"

Why should I strike you to the ground?

AT: "I do not wish to kill you." (See: rc://en/ta/man/translate/figs-rquestion and rc://en/ta/man/translate/figs-euphemism)

How then could I hold up my face to Joab, your brother?

This rhetorical question continues to emphasize how much Abner does not want to fight and kill Asahel because it destroy Abner's relationship with Joab. AT:"I would not be able to maintain my friendship with your brother, Joab." or "If I come near your brother, Joab, he will have reason to kill me" or "I will be guilty and shamed before your brother, Joab." (See: rc://en/ta/man/translate/figs-rquestion)