2 Chronicles 30:15-16 ESV

15 1And they slaughtered the Passover lamb on the fourteenth day of the second month. 2And the priests and the Levites were ashamed, 3so that they consecrated themselves and brought burnt offerings into the house of the LORD.

References for 2 Chronicles 30:15

16 4They took their accustomed posts according to the Law of Moses 5the man of God. The priests threw the blood that they received from the hand of the Levites.

References for 2 Chronicles 30:16