John Gill Commentary 2 Kings 10:16

"And he said, Come with me, and see my zeal for Jehovah. So they made him ride in his chariot." — 2 Kings 10:16 (ASV)

And he said, come with me, and see my zeal for the Lord of
hosts
In destroying idolaters and idolatry, with an intent to do which he was going to Samaria; this seems to savour very much of vain glory, hypocrisy, and a pharisaical spirit:

so they made him ride in his chariot ;
the servants of Jehu by his order opened the chariot door, and assisted Jonadab in getting into it.