Barzillai

David's compatriot, in the time of the United Monarchy · named in 9 verses

the name means iron-hearted Strong's Lexicon

Barzillai the Gileadite supplied provisions to David during his flight from Absalom and was later honored by the king.

From Easton's Bible Dictionary

Of iron. (1.) A Meholathite, the father of Adriel (2 Sam. 21:8).

Easton's Illustrated Bible Dictionary, 1897 — public domain, quoted in full and unedited.

First named at 2 Samuel 17:27.

2 Samuel 17:27 When David came to Mahanaim, he was met by Shobi son of Nahash from Rabbah of the Ammonites, Machir son of Ammiel from Lo-debar, and Barzillai the Gileadite from Rogelim.
2 Samuel 19:31 Now Barzillai the Gileadite had come down from Rogelim to cross the Jordan with the king and send him on his way from there.
2 Samuel 19:32 Barzillai was quite old, eighty years of age, and since he was a very wealthy man, he had provided for the king while he stayed in Mahanaim.
2 Samuel 19:33 The king said to Barzillai, “Cross over with me, and I will provide for you at my side in Jerusalem.”
2 Samuel 19:34 But Barzillai replied, “How many years of my life remain, that I should go up to Jerusalem with the king?
2 Samuel 19:39 So all the people crossed the Jordan, and then the king crossed over. The king kissed Barzillai and blessed him, and Barzillai returned home.
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 Hobaiah, the descendants of Hakkoz, and the descendants of Barzillai (who had married a daughter of Barzillai the Gileadite and was called by their name).
Nehemiah 7:63 And from among the priests: the descendants of Hobaiah, the descendants of Hakkoz, and the descendants of Barzillai (who had married a daughter of Barzillai the Gileadite and was called by their name).