John 2:24
Jesus, however, would not trust himself to them; he knew all men,
1 Peter 1:7
that is only to prove your faith is sterling (far more precious than gold which is perishable and yet is tested by fire), and it redounds to your praise and glory and honour at the revelation of Jesus Christ.
1 Peter 4:12
Beloved, do not be surprised at the ordeal that has come to test you, as though some foreign experience befell you.
Revelation 2:23
and her children I will exterminate. So shall all the churches know that I am the searcher of the inmost heart; I will requite each of you according to what you have done.