3 Bible Verses about Angels, Important Events

This is he who was in the congregation in the wilderness with the angel who spoke to him at Mount Sinai, and with our fathers; and he received living oracles to pass on to us.

Then I saw an angel coming down from heaven, holding in his hand the key of the abyss and a great chain. And he seized the dragon, that ancient serpent, who is the Devil and Satan, and bound him for a thousand years, and he threw him into the abyss, and shut it and sealed it over him, so that he would not deceive the nations any more, until the thousand years were ended. After these things he must be released for a short time.

For the Lord himself will descend from heaven, with a loud command, with the voice of the archangel and with the trumpet call of God, and the dead in Christ will rise first.