Leviticus 26:21 'If then, you act with hostility against Me and are unwilling to obey Me, I will increase the plague on you seven times according to your sins.

Revelation 9:20 The rest of mankind, who were not killed by these plagues, did not repent of the works of their hands, so as not to worship demons, and the idols of gold and of silver and of brass and of stone and of wood, which can neither see nor hear nor walk;

Revelation 12:1 A great sign appeared in heaven: a woman clothed with the sun, and the moon under her feet, and on her head a crown of twelve stars;

Revelation 12:3 Then another sign appeared in heaven: and behold, a great red dragon having seven heads and ten horns, and on his heads were seven diadems.

Revelation 15:6 and the seven angels who had the seven plagues came out of the temple, clothed in linen, clean and bright, and girded around their chests with golden sashes.

Revelation 16:1 Then I heard a loud voice from the temple, saying to the seven angels, "Go and pour out on the earth the seven bowls of the wrath of God."

Revelation 17:1 Then one of the seven angels who had the seven bowls came and spoke with me, saying, "Come here, I will show you the judgment of the great harlot who sits on many waters,

Revelation 21:9 Then one of the seven angels who had the seven bowls full of the seven last plagues came and spoke with me, saying, "Come here, I will show you the bride, the wife of the Lamb." (NASB ©1995)