KJV : These also [are] the chief <07218> of the mighty men <01368> whom David <01732> had, who strengthened <02388> (8693) themselves with him in his kingdom <04438>, [and] with all Israel <03478>, to make him king <04427> (8687), according to the word <01697> of the LORD <03068> concerning Israel <03478>. {strengthened...: or, held strongly with him}
NASB : Now these are the heads of the mighty men whom David had, who gave him strong support in his kingdom, together with all Israel, to make him king, according to the word of the LORD concerning Israel.
NASB# : Now these<428> are the heads<7218> of the mighty<1368> men<1368> whom<834> David<1732> had, who gave<2388> him strong<2388> support<2388> in his kingdom<4438>, together<5973> with all<3605> Israel<3478>, to make<4427> him king<4427>, according to the word<1697> of the LORD<3068> concerning<5921> Israel<3478>.