'Forth' in the Bible

And there was hail, and fire [was] flashing back and forth in the midst of the very severe hail, the like of which was not in all the land of Egypt since it had become a nation.

And he said to them, "Thus says Yahweh, the God of Israel, 'Put each his sword on his side. Go {back and forth} from gate to gate in the camp, and kill, each his brother and each his friend and each his close relative.'"