The meaning of “יְהוֹנָדָב”

“And Jonadab said unto him, Lay thee down on thy bed, and make thyself sick: and when thy father cometh to see thee, say unto him, I pray thee, let my sister Tamar come, and give me meat, and dress the meat in my sight, that I may see it, and eat it at her hand.”

“And Jehu went, and Jehonadab the son of Rechab, into the house of Baal, and said unto the worshippers of Baal, Search, and look that there be here with you none of the servants of the Lord, but the worshippers of Baal only.”

“Because the sons of Jonadab the son of Rechab have performed the commandment of their father, which he commanded them; but this people hath not hearkened unto me:”