en_tn_lite_do_not_use/2ch/18/33.md

drew his bow at random

Possible meanings are 1) he took aim to shoot a soldier without knowing that it was Ahab or 2) he drew his bow to shoot without any specific target in mind.

between the joints of his armor

This is a place where two pieces of armor meet and is susceptible to arrows and swords.

the king of Israel was held up in his chariot

This can be stated in active form. AT: "someone held the king of Israel up in his chariot" (See: rc://en/ta/man/translate/figs-activepassive)