Acts 10:8-12

And when he had declared all these things unto them, he sent them to Joppa.

On the morrow, as they went on their journey, and drew nigh unto the city, Peter went up upon the housetop to pray about the sixth hour:

And he became very hungry, and would have eaten: but while they made ready, he fell into a trance,

And saw heaven opened, and a certain vessel descending unto him, as it had been a great sheet knit at the four corners, and let down to the earth:

Wherein were all manner of fourfooted beasts of the earth, and wild beasts, and creeping things, and fowls of the air.