'Shuts' in the Bible

But whoever has the world's material possessions and observes his brother {in need} and shuts his heart against him, how does the love of God reside in him?

"And to the angel of the church in Philadelphia write: "This is what the holy one, the true one, the one who has the key of David, the one who opens and no one can shut, and who shuts and no one can open, says: