'House top' in the Bible

Let him who is on the housetop not go down to take anything out of his house.

Let him who is on the housetop not go down into the house, nor enter to take anything out of his house.

On that day, let him who is on the housetop, with his goods in the house, not come down to take them away. And likewise let him who is in the field not turn back.

The next day, as they were on their journey and approaching the city, Peter went up on the housetop about the sixth hour to pray.