Because they ministered to them before their idols and caused the house of Israel to fall into iniquity, therefore I have raised My hand in an oath against them," says the Lord GOD, "that they shall bear their iniquity.
Ezekiel 44:12
Surrounding context
44:11 Yet they shall be ministers in My sanctuary, as gatekeepers of the house and ministers of the house; they shall slay the burnt offering and the sacrifice for the people, and they shall stand before them to minister to them.
44:12 Because they ministered to them before their idols and caused the house of Israel to fall into iniquity, therefore I have raised My hand in an oath against them," says the Lord GOD, "that they shall bear their iniquity.
44:13 And they shall not come near Me to minister to Me as priest, nor come near any of My holy things, nor into the Most Holy Place; but they shall bear their shame and their abominations which they have committed.