2 Chronicles 30:16-18 NIV

16 Then they took up their regular positions1 as prescribed in the Law of Moses the man of God. The priests sprinkled the blood handed to them by the Levites.

References for 2 Chronicles 30:16

17 Since many in the crowd had not consecrated themselves, the Levites had to kill2 the Passover lambs for all those who were not ceremonially clean and could not consecrate [their lambs] to the LORD.

References for 2 Chronicles 30:17

18 Although most of the many people who came from Ephraim, Manasseh, Issachar and Zebulun had not purified themselves,3 yet they ate the Passover, contrary to what was written. But Hezekiah prayed for them, saying, "May the LORD, who is good, pardon everyone

References for 2 Chronicles 30:18