I will bring the third part into the fire, and will refine them as silver is refined, and will test them like gold is tested. They will call on my name, and I will hear them. I will say, 'It is my people;' and they will say, 'The LORD is my God.'*
and he will sit as a refiner and purifier of silver, and he will purify the sons of Levi, and refine them as gold and silver; and they shall offer to the LORD offerings in righteousness.
you shall not listen to the words of that prophet, or to that dreamer of dreams: for the LORD your God proves you, to know whether you love the LORD your God with all your heart and with all your soul.
who fed you in the wilderness with manna, which your fathers didn't know; that he might humble you, and that he might prove you, to do you good at your latter end:
You shall remember all the way which the LORD your God has led you these forty years in the wilderness, that he might humble you, to prove you, to know what was in your heart, whether you would keep his mitzvot, or not.