Proverbs 21:4
An high look, and a proud heart,
and the plowing of the wicked, is sin.
Proverbs 24:9
The thought of foolishness is sin:
and the scorner is an abomination to men.
Galatians 5:19
Now the works of the flesh are manifest, which are these; Adultery, fornication, uncleanness, lasciviousness,
Galatians 5:20
idolatry, witchcraft, hatred, variance, emulations, wrath, strife, seditions, heresies,
Galatians 5:21
envyings, murders, drunkenness, revellings, and such like: of the which I tell you before, as I have also told you in time past, that they which do such things shall not inherit the kingdom of God.
James 4:17
Therefore to him that knoweth to do good, and doeth it not, to him it is sin.
1 John 3:4
Whosoever committeth sin transgresseth also the law: for sin is the transgression of the law.