2 Kings 2:23-24: Mass murder of 42 little children in the name of the lord for calling Elisha an old bald man.
Joshua 7:20-25: An Israelites solder, and his children were stoned to death and burned in the name of the lord for keeping a Babylonian robe, during the genocide and infanticide of the city of Jericho.
Psalms 137:8-9 God blessed those who bashed Babylonian babies against stone walls in an act of mass infanticide.