1 Kings 9:21

their descendants who remained in the land, those whom the Israelites were unable to devote to destruction—Solomon conscripted these people to be forced laborers, as they are to this day.

Note Forms of the Hebrew cherem refer to the giving over of things or persons to the Lord, either by destroying them or by giving them as an offering.

BSB · Berean Standard Bible
Their children that were left after them in the land, whom the children of Israel also were not able utterly to destroy, upon those did Solomon levy a tribute of bondservice unto this day.
KJV · King James Version
their children who were left after them in the land, whom the children of Israel were not able utterly to destroy—of them Solomon raised a levy of bondservants to this day.
WEB · World English Bible
their children that were left after them in the land, whom the children of Israel were not able utterly to destroy, of them did Solomon raise a levy of bondservants unto this day.
ASV · American Standard Version

Related passages

From the Treasury of Scripture Knowledge, grouped by the word they explain.

left
Judges 1:21, 27–35; Judges 2:20–23; Judges 3:1–4; Psalm 106:34–36
not
Joshua 15:63; Joshua 17:12, 16–18
levy
1 Kings 9:15; 1 Kings 5:13; Judges 1:28, 35
bond-service
Genesis 9:25, 26; Ezra 2:55–58; Nehemiah 7:57; Nehemiah 11:3