Leviticus 26:18

26:18 “‘If, in spite of all these things, you do not obey me, I will discipline you seven times more on account of your sins.

Leviticus 26:21

26:21 “‘If you walk in hostility against me and are not willing to obey me, I will increase your affliction seven times according to your sins.

Leviticus 26:24

26:24 I myself will also walk in hostility against you and strike you seven times on account of your sins.

Leviticus 26:28

26:28 I will walk in hostile rage against you and I myself will also discipline you seven times on account of your sins.

Daniel 3:19

3:19 Then Nebuchadnezzar was filled with rage, and his disposition changed toward Shadrach, Meshach, and Abednego. He gave orders to heat the furnace seven times hotter than it was normally heated.

Revelation 22:18

22:18 I testify to the one who hears the words of the prophecy contained in this book: If anyone adds to them, God will add to him the plagues described in this book.