'Descending' in the Bible

Then I saw another powerful angel descending from heaven, wrapped in a cloud, with a rainbow above his head; his face was like the sun and his legs were like pillars of fire.

After these things I saw another angel descending out of the heaven, having great authority: and the earth was lightened with his glory.

And I saw an angel descending from the heaven, having the key of the abyss, and a great chain in his hand.

And I saw the holy city -- the new Jerusalem -- descending out of heaven from God, made ready like a bride adorned for her husband.

And he carried me away in the spirit to a great and high mountain, and shewed me that great city, the holy Jerusalem, descending out of heaven from God,