Exodus 30:2

30:2 Its length is to be a foot and a half ¹  and its width a foot and a half; it will be square. Its height is to be three feet, ²  with its horns of one piece with it. ³ 

Exodus 30:10

30:10 Aaron is to make atonement on its horns once in the year with some of the blood of the sin offering for atonement; ⁴  once in the year ⁵  he is to make atonement on it throughout your generations. It is most holy to the Lord.” ⁶ 

¹ tn Heb “a cubit.”

² tn Heb “two cubits.”

³ tn Heb “its horns from it.”

⁴ tn The word “atonements” (plural in Hebrew) is a genitive showing the result or product of the sacrifice made.

⁵ sn This ruling presupposes that the instruction for the Day of Atonement has been given, or at the very least, is to be given shortly. That is the one day of the year that all sin and all ritual impurity would be removed.

⁶ sn The phrase “most holy to the Lord” means that the altar cannot be used for any other purpose than what is stated here.