Exodus 4:6-8

New Catholic Bible

⁶ The Lord continued, “Place your hand inside your tunic.” He placed his hand in his tunic and then drew it out. Behold, his hand was covered with leprosy and was white as the snow.^{[a] 7} The Lord said, “Put your hand back in your tunic.” He put his hand back in the tunic and drew it out again. Behold, it was once again like the rest of his flesh. ⁸ “If they will not believe you and heed the first sign, then they will believe the message of the second.