Passover/Unleavened Bread Exodus 12:14-20
Aaron and sons to tend the Menorah Exodus 27:20, 21
Aaron and sons to wear priestly garments Exodus 28:43
Aaron and sons to eat the heave offering Exodus 29:28
The continual burnt offering Exodus 29:42
Aaron and sons to burn incense Exodus 30:8
Aaron and sons to apply blood to altar horns Exodus 30:10
Aaron and sons to wash their hands and feet when ministering Exodus 30:19-21
Israel to observe the Sabbath Exodus 31:13, 16, 17
Aaron and sons to eat the trespass offering Leviticus 6:18
Aaron and sons to present meal offering upon anointing Leviticus 6:22
Priests not to drink wine when serving in Temple Leviticus 10:9
Israel to afflict their souls and rest on the Day of Atonement Leviticus 16:29
Israel to offer sacrifices only at the Temple Leviticus 17:5-7
Israel to observe Firstfruits Leviticus 23:12-14
Israel to observe Pentecost Leviticus 23:21
Israel to observe the Day of Atonement Leviticus 23:28-31
Israel to observe Feast of Tabernacles Leviticus 23:39-41
Aaron and sons to blow the trumpets Numbers 10:7, 8
Rules of various offerings Numbers 15:3-15
Levites to perform the Temple services Numbers 18:20-23
Ceremony of the Red Heifer Numbers 19:1-10
Cities of refuge Numbers 35:29
Priesthood of Aaron and his sons Deuteronomy 18:5