Exodus 29:42

29:42 “This will be a regular burnt offering throughout your generations at the entrance of the tent of meeting before the Lord, where I will meet with you to speak to you there.

Exodus 30:16

30:16 You are to receive the atonement money from the Israelites and give it for the service of the tent of meeting. It will be a memorial for the Israelites before the Lord, to make atonement for your lives.”