H3122H
יוֹנָדָב
Jonadab
A man living at the time of Divided Monarchy, first mentioned at 2Ki.10.15; son of: Rechab (H7394H); also called Jehonadab at 2Ki.10.15,23; Another name of ye.ho.na.dav (יְהוֹנָדָב "Jonadab" H3082G) § Jonadab or Jehonadab = "Jehovah is willing" 1) a son of Rechab, chief of the Rechabites, in the time of Jehu and Ahab 2) a nephew of David
Full Brown-Driver-Briggs lexicon entry
יְהוֺנָדָב, יוֺנָדָב proper name, masculine (׳י is noble, or is liberal, or hath impelled, compare נְדַבְיָה) —
1. ׳יְהוֺ son of Rechab & chief of the Rechabites (ᵐ5 Ἰωαναδαβ) 2Kgs 10:15 (twice in verse); 2Kgs 10:23; Jer 35:8; Jer 35:14; Jer 35:16; Jer 35:18 = ׳יוֺ Jer 35:6; Jer 35:10; Jer 35:19.
2. ׳יְהוֺ nephew of David (ᵐ5 Ἰωναδαβ, Ἰωναδαμ; ᵐ5L Ἰωαναθαν) 2Sam 13:5 = ׳יוֺ 2Sam 13:3 (twice in verse); 2Sam 13:32; 2Sam 13:35 (apparently called Jonathan 2Sam 21:21; 1Chr 20:7, compare יְהוֺנָתָן
3.)
3 occurrences