*Minor differences ignored. Grouped by changes, with first version listed as example.
And he answered him, I am,.... He did not desire to be concealed, his orders were to show and make himself known to Ahab, and Obadiah was one of his domestic servants:
go tell thy lord, behold, Elijah is here; in such a place, ready to face him at any time. Elijah, by calling Ahab the lord of Obadiah, as he tacitly reproves him for calling him lord, shows reverence to Ahab as a king, and yet that he was fearless of him, as he was the prophet and ambassador of the Lord of hosts to him.
Thy lord - Ahab: whom, though a very wicked man, he owns for Obadiah's Lord and king; thereby instructing us, that the wickedness of kings doth not exempt their subjects from obedience to their lawful commands.
*More commentary available at chapter level.