Revelation 9:1, 3, 5
Revelation 9:1 NASB1995
Then the fifth angel sounded, and I saw a star from heaven which had fallen to the earth; and the key of the bottomless pit was given to him.
Revelation 9:3 NASB1995
Then out of the smoke came locusts upon the earth, and power was given them, as the scorpions of the earth have power.
Revelation 9:5 NASB1995
And they were not permitted to kill anyone, but to torment for five months; and their torment was like the torment of a scorpion when it stings a man.