Satan

Question 1

And thus he flattereth them, and leaders them along until he drag gets their souls down to hell; and thus he causeth them to catch themselves in their own snare.

Answer 1

Doctrine and Covenants 10:26

Question 2

And now, I say unto you, my brethren, that after ye have known and have been taught all these things, if ye should transgress and go contrary to that which has been spoken, that ye do withdraw yourselves from the Spirit of the Lord, that it may have no place in you to guide you in wisdom’s paths that ye may be blessed, prospered, and preserved–

I say unto you, that the man that doeth this, the same cometh out in open rebellion against God; therefore he listeth to obey the evil spirit, and becometh an enemy to all righteousness; therefore, the Lord has no place in him, for he dwelleth not in unholy temples.

Answer 2

Mosiah 2:36-37