Leviticus 14:50
Book: Leviticus 14
and he shall kill one of the birds in an earthen vessel over running water:
Nehemiah 8:18
Book: Nehemiah 8
Also day by day, from the first day unto the last day, he read in the book of the law of God. And they kept the feast seven days; and on the eighth day was a solemn assembly, according unto the ordinance.
Exodus 32:30
Book: Exodus 32
And it came to pass on the morrow, that Moses said unto the people, Ye have sinned a great sin: and now I will go up unto Jehovah; peradventure I shall make atonement for your sin.