God killed Er for being "evil in the sight of the Lord." 2:3
The sons of Reuben made war with the Hagarites and "there fell down many slain, because the
war was from God." They did pretty well for themselves, too, in God's war, taking 250,000
sheep and 100,000 slaves. 5:18-22
But the Israelites "transgressed against the God of their fathers, and went a whoring
after the gods of the people of the land, whom God destroyed before them." So God inspired the
Assyrians to go to war with the Israelites. 5:25-26
"Benaiah ... slew two lionlike men of Moab: also he went down and slew a lion." 11:22
God kills Uzza for trying to keep the ark from falling. 13:9-10
"The LORD said unto him, Go up; for I will deliver them into thine hand."
God tells David to go to war with the Philistines, promising to deliver them into his hand. 14:10
"God hath broken in upon mine enemies by mine hand."
God helps David slaughter his enemies. 14:11
"David therefore did as God commanded him: and they smote the host of the Philistines." 14:16