Verses with the word locusts in the New Testament (4 verses):

Matthew 3:4
And the same John had his raiment of camel's hair, and a leathern girdle about his loins; and his meat was locusts and wild honey.

Mark 1:6
And John was clothed with camel's hair, and with a girdle of a skin about his loins; and he did eat locusts and wild honey;

Revelation 9:3
And there came out of the smoke locusts upon the earth: and unto them was given power, as the scorpions of the earth have power.

Revelation 9:7
And the shapes of the locusts were like unto horses prepared unto battle; and on their heads were as it were crowns like gold, and their faces were as the faces of men.