Exodus 20:24

20:24 ‘You must make for me an altar made of earth, and you will sacrifice on it your burnt offerings and your peace offerings, your sheep and your cattle. In every place where I cause my name to be honored I will come to you and I will bless you.

Exodus 24:4

24:4 and Moses wrote down all the words of the Lord. Early in the morning he built an altar at the foot of the mountain and arranged twelve standing stones – according to the twelve tribes of Israel.

Exodus 28:43

28:43 These must be on Aaron and his sons when they enter to the tent of meeting, or when they approach the altar to minister in the Holy Place, so that they bear no iniquity and die. It is to be a perpetual ordinance for him and for his descendants after him.

Exodus 29:13

29:13 You are to take all the fat that covers the entrails, and the lobe that is above the liver, and the two kidneys and the fat that is on them, and burn them on the altar.

Exodus 29:20-21

29:20 and you are to kill the ram and take some of its blood and put it on the tip of the right ear of Aaron, on the tip of the right ear of his sons, on the thumb of their right hand, and on the big toe of their right foot, and then splash the blood all around on the altar. 29:21 You are to take some of the blood that is on the altar and some of the anointing oil and sprinkle it on Aaron, on his garments, on his sons, and on his sons’ garments with him, so that he may be holy, he and his garments along with his sons and his sons’ garments.

Exodus 38:3

38:3 He made all the utensils of the altar – the pots, the shovels, the tossing bowls, the meat hooks, and the fire pans – he made all its utensils of bronze.

Exodus 40:29

40:29 He also put the altar for the burnt offering by the entrance to the tabernacle, the tent of meeting, and offered on it the burnt offering and the meal offering, just as the Lord had commanded Moses.