Proverbs 16:27
An ungodly man diggeth up evil: and in his lips there is as a burning fire.
Proverbs 26:27
Whoso diggeth a pit shall fall therein: and he that rolleth a stone, it will return upon him.
Ecclesiastes 10:8
He that diggeth a pit shall fall into it; and whoso breaketh an hedge, a serpent shall bite him.