1 Chronicles 26:32
And his brethren, men of valour, were two thousand and seven hundred chief fathers, whom king David made rulers over the Reubenites, the Gadites, and the half tribe of Manasseh, for every matter pertaining to God, and affairs of the king.
Cross-reference
1 Chronicles 15:12 shows David commanding Levite heads to consecrate themselves for the ark — similar to David's appointment of these Hebronites over tribal affairs.
1 Chronicles 23:24 describes registering Levite heads of fathers' houses for temple service; here 2,700 such heads are appointed for administrative duties.
1 Chronicles 24:31 describes casting lots for priestly divisions under David; here David directly appoints Hebronites over tribes, a different method.
Numbers 32:33 records Moses giving trans-Jordan land to Reuben, Gad, and half-Manasseh — the exact tribes David later appoints Levites to oversee in the main verse.
In 2 Chronicles 35:4, Josiah explicitly directs Levites to follow David's written divisions, directly citing the order David established here.