Cross-references Explore similar Bible verses on 1 Thessalonians 5:21 in English Standard Version "but test everything; hold fast what is good." Job 34:4 Let us choose what is right; let us know among ourselves what is good. Eph 5:10 and try to discern what is pleasing to the Lord. 1Jo 4:1 Beloved, do not believe every spirit, but test the spirits to see whether they are from God, for many false prophets have gone out into the world.