Albert Barnes' Notes on the Whole Bible - John 5:4
An angel - It is not affirmed that the angel did this “visibly,” or that they saw him do it. They judged by the “effect,” and when they saw the waters agitated, they concluded that they had healing properties, and descended to them. The Jews were in the habit of attributing all favors to the ministry of the angels of God, Genesis 19:15; Hebrews 1:14; Matthew 4:11; Matthew 18:10; Luke 16:22; Acts 7:53; Galatians 3:19; Acts 12:11. This fountain, it seems, had strong medicinal properties. Like... read more
The Pulpit Commentary - John 5:3-4
In these (porches) lay a multitude of sick folk, blind, lame, withered, [ waiting for the moving of the water; for an angel went down season by season into the pool, and troubled the waters: he then that first stepped in after the troubling of the water became whole of whatsoever disease he had]. £ The interesting gloss discussed below conveys the idea of magical cure, without moral significance, and attributes such cure to angelic ministry. This is the natural and popular... read more