What.

Genesis 4:10-12
"What have you done?" replied the LORD. "The voice of your brother's blood cries out to Me from the ground. . . .

Genesis 44:15
"What is this deed you have done?" Joseph declared. "Did you not know that a man like me can surely divine the truth?"

1 Samuel 13:11
"What have you done?" Samuel asked. And Saul replied, "When I saw that the troops were deserting me, and that you did not come at the appointed time and the Philistines were gathering at Michmash,

2 Samuel 3:24
So Joab went to the king and said, "What have you done? Look, Abner came to you. Why did you dismiss him? Now he is getting away.

2 Samuel 12:9-12
Why then have you despised the command of the LORD by doing evil in His sight? You struck down Uriah the Hittite with the sword and took his wife as your own, for you have slain him with the sword of the Ammonites. . . .

John 18:35
"Am I a Jew?" Pilate replied. "Your own people and chief priests handed You over to me. What have You done?"

The serpent.

Genesis 3:4-6
"You will not surely die, " the serpent told her. . . .

2 Corinthians 11:3
I am afraid, however, that just as Eve was deceived by the serpent's cunning, your minds may be led astray from your simple and pure devotion to Christ.

1 Timothy 2:14
And it was not Adam who was deceived, but the woman who was deceived and fell into transgression.