Ye that follow after righteousness; i.e. "ye that endeavour to lead righteous lives" (comp. Isaiah 51:7). Ye that seek the Lord. And do not "seek after idols," as too many of the exiles did (Isaiah 40:19; Isaiah 41:7; Isaiah 44:9-20; Isaiah 46:5-8, etc.
). Look unto the rock … the hole; i.e. look back at your past history, especially at the early beginnings of it. Consider from what a slight and poor commencement—an aged man and a barren woman (Isaiah 51:2)—ye were raised up to be God's people, a numerous nation, a multitude like the sand of the sea.
How came this result about? Was it not simply by the blessing of God?