2KI 10:15

15 He left there and came across Jehonadab, son of Rechab, who was coming to meet him. Jehu greeted him and asked him, “Are you as committed to me, as I am to you?” “Yes I am,” Jehonadab replied. “In that case, give me your hand,” said Jehu. So he stretched out his hand, and Jehu helped him up into the chariot.