'Tested' in the Bible

But even as the good news was given to us by the approval of God, so we give it out; not as pleasing men, but God by whom our hearts are tested.

For this reason, when I was no longer able to keep quiet, I sent to get news of your faith, fearing that you might be tested by the Evil One and that our work might come to nothing.

Let all things be tested; keep to what is good;