'Opened' in the Bible

When Daniel learned that the document had been signed, he went into his house. The windows in its upper room opened toward Jerusalem, and three times a day he got down on his knees, prayed, and gave thanks to his God, just as he had done before.

A river of fire was flowing,coming out from His presence.Thousands upon thousands served Him;ten thousand times ten thousand stood before Him.The court was convened,and the books were opened.

Suddenly one with human likeness touched my lips. I opened my mouth and said to the one standing in front of me, “My lord, because of the vision, anguish overwhelms me and I am powerless.