In that day I will call my servant Eliakim the son of Hilkiah,
20. And it shall come to pass in that day. It is uncertain at what time Eliakim was substituted in the room of Shebna; for we shall see, in the thirty-seventh chapter, that Eliakim was steward of the king’s house when Shebna was chancellor.
We have here a prophecy concerning the displacing of Shebna, a great officer at court, and the preferring of Eliakim to the post of honour and trust that he was in. Such changes are common in the courts of princes; it is therefore strange that so much notice should be taken of it by the prophet here; but by the accomplishment of what was foretold...
Commenting on Isaiah 22:15-25
And it shall come to pass in that day,.... At the same time that Shebna was deposed from his high station: that I will call my servant Eliakim, the son of Hilkiah; whom Kimchi thinks was the same with Azariah the son of Hilkiah, who might have two names, and was a ruler over the house of God in the times of Hezekiah, Ch1 6:13...