The Daily Sacrifice: Required to Be: Perpetually Observed
Source: TTT
Exodus 29:42
For the generations to come, this burnt offering shall be made regularly at the entrance to the Tent of Meeting before the LORD, where I will meet you to speak with you.
Numbers 28:3, 6
And tell them that this is the offering made by fire you are to present to the LORD as a regular burnt offering each day: two unblemished year-old male lambs. / This is a regular burnt offering established at Mount Sinai as a pleasing aroma, an offering made by fire to the LORD.