2 Chronicles 30:18 in the King James Version
For a multitude of the people, even many of Ephraim, and Manasseh, Issachar, and Zebulun, had not cleansed themselves, yet did they eat the passover otherwise than it was written. But Hezekiah prayed for them, saying, The good LORD pardon every one
Context
17 For there were many in the assembly who had not sanctified themselves; therefore the Levites were in charge of killing the Passovers for everyone who was not clean, to sanctify them to the LORD.
18 For a multitude of the people, even many of Ephraim, Manasseh, Issachar, and Zebulun, had not cleansed themselves, yet they ate the Passover other than the way it is written. For Hezekiah had prayed for them, saying, “May the good LORD pardon everyone
19 who sets his heart to seek God, the LORD, the God of his fathers, even if they aren’t clean according to the purification of the sanctuary.”