I pray that out of his glorious riches he may strengthen you with power through his Spirit in your inner being, so that Christ may dwell in your hearts through faith. And I pray that you, being rooted and established in love.Ephesians 3:16-17 NIV
The riches of his glory; i.e. the abundance of his power: see Romans 6:4.
To be strengthened with might; further degrees of spiritual strength, proceeding from God’s power as the fountain.
By his Spirit; as the immediate worker of all inherent grace.
In the inner man; the reasonable powers of the soul as renewed by grace, the same as heart in the next verse, and spirit, 1 Thessalonians 5:23: see 2 Corinthians 4:16. Matthew Poole