Parallel
Psalms 8:3
Brenton's English Septuagint · Berean Standard Bible
Out of the mouth of babes and sucklings hast thou perfected praise, because of thine enemies; that thou mightest put down the enemy and avenger.
8:2
From the mouths of children and infants You have ordained praise (note: Literally You have ordained strength; LXX You have prepared praise; cited in Matthew 21:16) on account of Your adversaries, to silence the enemy and avenger.