en_tn/2ki/10/06.md

if you will listen to my voice

AT: "if you will listen to what I say and obey it" (See: rc://en/ta/man/translate/figs-synecdoche)

you must take the heads of the men of your master’s descendants

"kill King Ahab's descendants and cut off their heads" (UDB) (See: rc://en/ta/man/translate/figs-euphemism)