JONADAB (jŏn'a-dăb, Heb. yehônādhāv, Jehovah is bounteous)
Son of David’s brother Shimeah (2Sam.13.3). He planned for Amnon the sin against Tamar.The son of Recab (2Kgs.10.15-2Kgs.10.16; niv Jehonadab). After becoming head of his tribe, he taught them to live in tents, to live a nomadic life, and to refrain from wine. They kept these rules, so that their behavior became characteristic of the Recabites. He helped Jehu abolish Baal worship in Samaria.
JONADAB jō’ nə dăb (יוֹנָדָ֨ב, Yahweh is liberal, or Yahweh is noble, or Jehovah has impelled). JEHONADAB ji hō’ ne dăb (2 Kings 10:15, 23). 1. A son of Shimeah, David’s brother, and the friend of David’s son, Amnon. He devised the plan whereby Amnon seduced his half-sister Tamar (2 Sam 13:3, 5), and it was he who told David that the report was wrong that said Absalom had killed all his sons (vv. 32-36).
2. Son of Rechab, of the Kenite clan; he formulated the anti-agricuturalist rules followed by his descendants, the Rechabites (Jer 35), and encouraged Jehu in the abolition of Baal worship in Samaria (2 Kings 10:15, 23).