Exodus 24:5
and sent young men of the children of Israel to sacrifice burnt offerings and to offer peace offerings of oxen unto the LORD.
Exodus 18:12
And Jethro, Moses' father-in-law, offered burnt offerings and sacrifices unto God. And Aaron and all the elders of Israel came to eat bread with Moses' father-in-law before God.
Exodus 19:22
And let the priests also, which come to the LORD's presence, sanctify themselves: lest the LORD smite them."
Leviticus 1:1-17
And the LORD called Moses, and spake unto him out of the tabernacle of witness, saying,
Leviticus 3:1-17
If any man bring a peace offering of the oxen: whether it be male or female, he shall bring such as is without blemish, before the LORD,
Leviticus 7:11-21
"'This is the law of the peace offerings which shall be offered unto the LORD.