2 Chronicles 8:7
As for all the people that were left of the Hittites, and the Amorites, and the Perizzites, and the Hivites, and the Jebusites, which were not of Israel,
Cross-reference
2 Chronicles 2:17 records Solomon's census of 153,600 resident aliens, the exact group that was 'left' and conscripted for labor here.
1 Kings 9:20-22 gives the parallel account of the same list of peoples subjected to forced labor by Solomon.
Joshua 17:13 records Israelites subjecting Canaanites to forced labor — the same pattern continues under Solomon.
1 Chronicles 22:2 records David conscripting foreigners to gather materials for the temple—a precedent for Solomon's similar conscription of non-Israelites.
Genesis 15:19-21 lists the peoples promised to Abraham — the same nations now remain and are used as labor.
Deuteronomy 7:1 lists the seven nations to be driven out — here they are still present and serving as forced labor.
1 Kings 9:17 lists cities Solomon built (Gezer, etc.)—the projects for which the foreign laborers were conscripted, giving purpose to their forced labor.