Q: What doth every sin deserve?
A: Every sin deserveth God's wrath and curse, both in this life, and that which is to come.

Ephesians 5:6. Because of these things cometh the wrath of God upon the children of disobedience.
Galatians 3:10. Cursed is everyone that continueth not in all things which are written in the book of the law to do them.
Lamentations 3:39. Wherefore doth a living man complain, a man for the punishment of his sins?
Matthew 25:41. Then shall he say also unto them on the left hand, Depart from me, ye cursed, into everlasting fire, prepared for the devil and his angels.

Westminster Project - See Thomas Watson's Body of Divinity that dealing with the 84th question of the Shorter Catechism.