1 Chronicles 11:1 (BSB)

Then all Israel came together to David at Hebron and said, “Here we are, your own flesh and blood.

From 1 Chronicles 11. Also in the ESV.

Commentary on 1 Chronicles 11:1

• Matthew Henry (Presbyterian), Matthew Henry's Complete Commentary on 1 Chronicles 11:1-9: David is here brought to the possession. I. Of the throne of Israel, after he had reigned seven years in Hebron, over Judah only. In consideration of his relation to them (Ch1 11:1), his former good services, and especially the divine designation (Ch1 11:2), they anointed him their king: he covenanted to protect them, and they to bear faith and true allegiance to him, Ch1 11:3. Observe, 1.
• Geneva Bible Notes (Reformed), Geneva Bible Study Notes on 1 Chronicles 11:1: Then all Israel gathered themselves to David unto Hebron, saying, Behold, we [are] thy bone and thy flesh. (a) This was after the death of Ishbosheth Saul's son, when David had reigned over Judah seven years and six months in Hebron, .
• Adam Clarke (Methodist), Clarke's Commentary on the Bible on 1 Chronicles 11:1: Then all Israel gathered themselves to David - See Sa2 5:1-10 (note), for the history contained in the first nine verses of this chapter, and the notes there.
• Keil & Delitzsch (Lutheran), Biblical Commentary on the Old Testament on 1 Chronicles 11:1-3: 1Ch 11:1-3 The anointing of David to be king over the whole of Israel in Hebron; cf. 2Sa 5:1-3. - After Saul’s death, in obedience to a divine intimation, David left Ziklag, whither he had withdrawn himself before the decisive battle between the Philistines and the Israelites, and betook himself with his wives and his warriors to Hebron, and was there anointed by the men...