Proverbs 26:27
"Whoso diggeth a pit shall fall therein: and he that rolleth a stone, it will return upon him."
Cross References (ranked by relevance)
The heathen are sunk down in the pit that they made: in the net which they hid is their own foot taken.
Whoso causeth the righteous to go astray in an evil way, he shall fall himself into his own pit: but the upright shall have good things in possession.
The wicked in his pride doth persecute the poor: let them be taken in the devices that they have imagined.
He that diggeth a pit shall fall into it; and whoso breaketh an hedge, a serpent shall bite him.
They have prepared a net for my steps; my soul is bowed down: they have digged a pit before me, into the midst whereof they are fallen themselves. Selah.
So they hanged Haman on the gallows that he had prepared for Mordecai. Then was the king’s wrath pacified.