Proverbs 4:23
Keep thy heart more than anything that is guarded; for out of it are the issues of life.
Proverbs 4:7
The beginning of wisdom is, Get wisdom; and with all thy getting get intelligence.
Matthew 12:34-35
Offspring of vipers! how can ye speak good things, being wicked? For of the abundance of the heart the mouth speaks.
Luke 6:45
The good man, out of the good treasure of his heart, brings forth good; and the wicked man out of the wicked, brings forth what is wicked: for out of the abundance of the heart his mouth speaks.
Jeremiah 17:9
The heart is deceitful above all things, and incurable; who can know it?
Matthew 15:19
For out of the heart come forth evil thoughts, murders, adulteries, fornications, thefts, false witnessings, blasphemies;
Deuteronomy 4:9
Only take heed to thyself, and keep thy soul diligently, lest thou forget the things that thine eyes have seen (and lest they depart from thy heart all the days of thy life; but thou shalt make them known to thy sons and to thy sons' sons),
Psalm 139:23-24
Search me, O God, and know my heart; prove me, and know my thoughts;
Proverbs 3:21
My son, let them not depart from thine eyes; keep sound wisdom and discretion:
Proverbs 11:16
A gracious woman retaineth honour; and the violent retain riches.
Proverbs 13:3
He that guardeth his mouth keepeth his soul; destruction shall be to him that openeth wide his lips.
Proverbs 22:5
Thorns and snares are in the way of the perverse: he that keepeth his soul holdeth himself far from them.
Proverbs 23:19
Thou, my son, hear and be wise, and direct thy heart in the way.
Proverbs 28:26
He that confideth in his own heart is a fool; but whoso walketh wisely, he shall be delivered.
Ecclesiastes 5:13
There is a grievous evil that I have seen under the sun: riches kept for the owners thereof to their hurt;
Mark 7:21-23
For from within, out of the heart of men, go forth evil thoughts, adulteries, fornications, murders,
Mark 14:38
Watch and pray, that ye enter not into temptation. The spirit indeed is willing, but the flesh weak.
Hebrews 12:15
watching lest there be any one who lacks the grace of God; lest any root of bitterness springing up trouble you, and many be defiled by it;
James 1:14-15
But every one is tempted, drawn away, and enticed by his own lust;