They will lift you up in their hands, so that you will not strike your foot against a stone.
The first verse states two distinct truths, not one repeated twice as some wrongly suppose. He who dwells in God's secret place and abides under His shadow, these are two separate ideas working together, each adding weight to the promise of safety.
AI summary
Commenting on Psalm 91:1-16
They, that is the angels, God's own angels, shall cheerfully become our servants. They shall bear thee up in their hands; as nurses carry little children, with careful love, so shall those glorious spirits bear up each individual believer. Lest thou dash thy foot against a stone; even minor ills they ward off.
Here are more promises to the same purport with those in the foregoing verses, and they are exceedingly great and precious, and sure to all the seed. I. The psalmist assures believers of divine protection, from his own experience; and that which he says is the word of God, and what we may rely upon. Observe, 1.
Commenting on Psalm 91:9-16