'Roof' in the Bible

And the centurion answered and said, Lord, I am not worthy that thou shouldest come under my roof; but only say the word, and my servant shall be healed.

And when they could not come nigh unto him for the crowd, they uncovered the roof where he was: and when they had broken it up, they let down the bed whereon the sick of the palsy lay.

And Jesus went with them. And when he was now not far from the house, the centurion sent friends to him, saying unto him, Lord, trouble not thyself; for I am not worthy that thou shouldest come under my roof: