'Anger of the Lord' in the Bible

Then Moses heard the people weeping throughout their families, every man in the door of his tent: and the anger of the LORD was kindled greatly: Moses also was displeased.

And the anger of the LORD was kindled against them; and he departed.

And Israel joined himself to Baal-peor: and the anger of the LORD was kindled against Israel.

And the LORD said to Moses, Take all the heads of the people, and hang them up before the LORD against the sun, that the fierce anger of the LORD may be turned away from Israel.

And behold, ye have risen up in your fathers' stead, an increase of sinful men, to augment yet the fierce anger of the LORD towards Israel.