You warned them to come back to your Law, but they were arrogant. They ignored your commands, and sinned against your rules, which, as you previously said, ‘If people obey they will live by them.’ They obstinately turned their backs on you and refused to listen.
But their children also rebelled against me. They didn't follow my laws and didn't keep my regulations, even though they would have given them life. They violated my Sabbaths. So I warned them that I would punish them in my anger there in the desert.
All that's good, every perfect gift, is from above, and comes down from the Father who made heaven's lights. Unlike them he doesn't change—he doesn't vary or cause shadows.