2 Chronicles 30:13; 2 Chronicles 30:15

13 Now many people were gathered at Jerusalem to celebrate the Feast of Unleavened Bread in the second month, a very large assembly.

15 Then they slaughtered the Passover lambs on the fourteenth of the second month. And the priests and Levites were ashamed of themselves, and consecrated themselves and brought burnt offerings to the house of the LORD .