IS sin

Pr. 21:4 An high look, and a proud heart, and the plowing of the wicked, is sin.

Pr. 24:9 The thought of foolishness is sin: and the scorner is an abomination to men.

Rom. 14:23 And he that doubteth is damned if he eat, because he eateth not of faith: for whatsoever is not of faith is sin.

Jas. 4:17 Therefore to him that knoweth to do good, and doeth it not, to him it is sin.

I Jn. 5:17 All unrighteousness is sin: and there is a sin not unto death.