In context
19All these days I was visible to you, and I ate nothing and drank nothing: what you were looking at was a vision. 20And now give thanks to God, for I am going up to the one who sent me. And write in a book everything that has been brought to pass.” 21And they stood up, and they saw him no more. 22And they gave thanks for God’s works, great and full of wonder, and for the way the angel of the Lord had shown himself to them.
