Commentaries:
Jamieson, Fausset, and Brown
mind . . . stayed— (Psalms 112:7-8). Jesus can create "perfect peace" within thy mind, though storms of trial rage without (Isaiah 57:19; Mark 4:39); as a city kept securely by a strong garrison within, though besieged without (so Philippians 4:7). "Keep," literally, "guard as with a garrison." HORSLEY translates, (God's) workmanship (the Hebrew does not probably mean "mind," but "a thing formed," Ephesians 2:10), so constantly "supported"; or else "formed and supported (by Thee) Thou shalt preserve (it, namely, the righteous nation) in perpetual peace."
Other Jamieson, Fausset, and Brown entries containing Isaiah 26:3:
Job 34:29
Isaiah 57:19
Habakkuk 3:16
Zechariah 4:7
Ephesians 6:15
Philippians 4:7
Colossians 3:15
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