The entire population of the earth except for eight survivors (Genesis 7:23).
Every inhabitant of Sodom and Gomorrah except for one family (Genesis 19:24).
Every first born of Egypt (Exodus 12:29).
All the hosts of the Pharaoh, including the captains of 600 chariots (Exodus 14:27,28).
Amalek and his people (Exodus 17:11,16).
3,000 Israelites (Exodus 32:27).
250 Levite princes who had challenged the leadership of Moses (Numbers 16:140).
14,700 Jews in a plague who had rebelled against Moses following the killing of the princes (Numbers 16:4149).
All the people of Bashan, including the king Og (Numbers 21:32-36).
24,000 Israelites who lived with Moabite women (Numbers 25:4,9).
All the males, kings, and nonvirgin females of the Midianites. (Numbers 31:7-18).
The Ammonites (Deuteronomy 2:1921).
The Horims (Deuteronomy 2:22).
All the citizens of Jericho, except for a prostitute and her family (Joshua 6:17-25).
12,000 citizens of Ai. (Joshua 8: 25)
Joshua hung the king on a tree. (Joshua 8: 29).
All the people of Makkedah (Joshua 10:28).
All the people of Libnah (Joshua 10:29,30)
All the people of Gezer (Joshua 10:33).
All the people of Lachish (Joshua 10:32).
All the people of Eglon (Joshua 10:34, 35).
All the people of Hebron (Joshua 10:36, 37).
50,000 men for looking into a forbidden "ark" (1 Sam. 6:19)
42 children killed by bears for teasing a bald guy. (2 Kings 2: 23)
70,000 Israelites by pestilence. (1Chron. 21:14)
120,000 Judeans (II Chronicles 28).
75,000 Persians (Esther 9:16).
Discriminate slaughter. (Ezekial 9: 6)