And not we ourselves. — Most commentators now prefer the reading “His we are,” as keeping the parallelism better, besides having great MS. support. The concluding part of the verse is an echo of Psalms 95:7.
Related Commentaries of Psalms 100:3
Psalms 100:3
3 Know ye that the LORD he is God: it is he that hath made us, and not we ourselves; we are his people, and the sheep of his pasture.