Verses with the word proved in the New Testament (4 verses):

Romans 3:9
What then? are we better than they? No, in no wise: for we have before proved both Jews and Gentiles, that they are all under sin;

2 Corinthians 8:22
And we have sent with them our brother, whom we have oftentimes proved diligent in many things, but now much more diligent, upon the great confidence which I have in you.

1 Timothy 3:10
And let these also first be proved; then let them use the office of a deacon, being found blameless.

Hebrews 3:9
When your fathers tempted me, proved me, and saw my works forty years.