The Israelites worship Baal of Peor, which provokes the wrath of Yahweh. Then a prince from the tribe of Simeon brings a Midianite princess into the camp and has relations with her--possibly inside the Tent of Meeting itself.
Balaam was a prophet for profit. The king of Moab hired him to curse Israel, but instead, Balaam blessed Israel three times. We also discuss the incident with the fiery serpents (saraph nachash) and the Israelites' defeat of the giant kings Sihon and Og.
ONE OF the great mysteries of the Bible is the sacrifice of the red heifer. According to Numbers 19, it is required to purify those who come into contact with corpses. In Jewish tradition, the sacrifice is required before the Third Temple can be built.