³ since you are demanding proof that Christ is speaking through me. He^[a] is not weak toward you but is powerful among you. ⁴ For indeed he was crucified by reason of weakness, but he lives because of God’s power. For we also are weak in him, but we will live together with him, because of God’s power toward you. ⁵ Put yourselves to the test to see if you are in the faith; examine yourselves! Or do you not recognize regarding yourselves that Jesus Christ is in you—unless, indeed, you fail the test!^[b]