Keep thy heart with all diligence; for out of it are the issues of life.
Thy word have I hid in mine heart, that I might not sin against thee.
For where your treasure is, there will your heart be also.
For Ezra had prepared his heart to seek the law of the LORD, and to do it, and to teach in Israel statutes and judgments.
For, lo, the wicked bend their bow, they make ready their arrow upon the string, that they may privily shoot at the upright in heart.
They speak vanity every one with his neighbour: with flattering lips and with a double heart do they speak.
The statutes of the LORD are right, rejoicing the heart: the commandment of the LORD is pure, enlightening the eyes.
Let the words of my mouth, and the meditation of my heart, be acceptable in thy sight, O LORD, my strength, and my redeemer.
Be of good courage, and he shall strengthen your heart, all ye that hope in the LORD.