Cross reference
Proverbs 4:6
6 Do not give her up, and she will keep you; give her your love, and she will make you safe.
2 Thessalonians 2:10
10 And with every deceit of wrongdoing among those whose fate is destruction; because they were quite without that love of the true faith by which they might have salvation.
Proverbs 2:10-12
10 For wisdom will come into your heart, and knowledge will be pleasing to your soul;
11 Wise purposes will be watching over you, and knowledge will keep you;
12 Giving you salvation from the evil man, from those whose words are false;
Proverbs 4:21-22
21 Let them not go from your eyes; keep them deep in your heart.
22 For they are life to him who gets them, and strength to all his flesh.
Ephesians 3:17
17 So that Christ may have his place in your hearts through faith; and that you, being rooted and based in love,