# if you turn back to Yahweh

"if you submit again to Yahweh"

# your brothers and children will find compassion before those who led them away as prisoners

"your brothers and children will experience compassion from those who led them away as prisoners" or "those who led your brothers and children away as prisoners will be kind to them" 

# will not turn his face away from you

"will not reject you"

# if you return to him

"if you submit again to him"