Exodus 34:33 in the World English Bible
When Moses was done speaking with them, he put a veil on his face.
Context
32 And afterward all the children of Israel came nigh: and he gave them in commandment all that the LORD had spoken with him in mount Sinai.
33 And till Moses had done speaking with them, he put a vail on his face.
34 But when Moses went in before the LORD to speak with him, he took the vail off, until he came out. And he came out, and spake unto the children of Israel that which he was commanded.