the son of Nahash

2 Samuel 10:1, 2
Some time later, the king of the Ammonites died and was succeeded by his son Hanun. . . .

2 Samuel 12:29, 30
So David assembled all the troops and went to Rabbah; and he fought against it and captured it. . . .

1 Samuel 11:1
Soon Nahash the Ammonite came up and laid siege to Jabesh-gilead. All the men of Jabesh said to him, "Make a treaty with us, and we will serve you."

Machir

2 Samuel 9:4
"Where is he?" replied the king. And Ziba said, "Indeed, he is in Lo-debar at the house of Machir son of Ammiel."

Barzillai

2 Samuel 19:31, 32
Now Barzillai the Gileadite had come down from Rogelim to cross the Jordan with the king and send him on his way from there. . . .

1 Kings 2:7
But show loving devotion to the sons of Barzillai the Gileadite, and let them be among those who eat at your table, because they stood by me when I fled from your brother Absalom.

Ezra 2:61
And from among the priests: the descendants of Habaiah, the descendants of Hakkoz, and the descendants of Barzillai (who had married a daughter of Barzillai the Gileadite and was called by their name).