What does Leviticus 8:29 mean?

After that, Moses took the items back from their hands and burned them on the altar, on top of the burnt offering. This was the official part of the ordination, a sweet smell to God, just as He had commanded Moses. Leviticus 8:29 - Modern Text Bible

(Burning the offerings on the altar was a sign of giving them completely to God, sealing the ordination process.)