My son, pay attention to my wisdom, and listen closely to my insight, so you may carefully practice discretion and your lips preserve knowledge.(Prov 5:1-2, ISV)
The highway of the upright is to depart from evil; he who watches his way preserves his life.(Prov 16:17, NASB)
Lying lips are an abomination to the LORD, but those who deal truthfully are His delight.(Prov 12:22, NKJV)
All the ways of a man are clean in his own sight, but the LORD weighs the motives.(Prov 16:2, NASB)
For the LORD sees not as man sees: man looks on the outward appearance, but the LORD looks on the heart.(1 Sam 16:7, ESV)
Fire tests the purity of silver and gold, but the LORD tests the heart.(Prov 17:3, NLT)
As a face is reflected in water, so the heart reflects the real person.(Prov 27:19, NLT)
Keep your heart with all diligence, for out of it spring the issues of life. Put away from you a deceitful mouth, and put perverse lips far from you.(Prov 4:24-25, NKJV)
Teach me Your ways, O LORD, that I may live according to Your truth! Grant me purity of heart, so that I may honor you.(Psalm 86:11, NLT)
Your word is truth.(John 17:17b, HCSB)
Let not mercy and truth forsake you; bind them around your neck, write them on the tablet of your heart, and so find favor and high esteem in the sight of God and man.(Prov 3:3-4, NKJV)
The entirety of Your word is truth, and all Your righteous judgments endure forever.(Psalm 119:160, HCSB)
Surely You desire integrity in the inner self, and You teach me wisdom deep within.(Psalm 51:6, HCSB)
He who walks in integrity walks securely, but he who perverts his ways will be found out.(Prov 10:9, NASB)
Whoever does what is true comes to the light, so that it may become evident that his actions have God's approval.(John 3:21, ISV)
Teach me, LORD, the way of Your decrees, that I may follow it to the end. Give me understanding, so that I may keep Your law and obey it with all my heart. Direct me in the path of Your commands, for there I find delight(Psalm 119:33-35, NIV)
The LORD is near to all who call upon Him, to all who call upon Him in truth.(Psalm 145:18, NKJV)
Joyful are people of integrity, who follow the instructions of the LORD. Joyful are those who obey His laws and search for Him with all their hearts. They do not compromise with evil, and they walk only in His paths.(Psalm 119:1-3, NLT)
Search me, O God, and know my heart! Try me and know my thoughts! And see if there be any grievous way in me, and lead me in the way everlasting!(Psalm 139:23-24, ESV)
Let my prayer be counted as incense before You, and the lifting up of my hands as the evening sacrifice! Set a guard, O LORD, over my mouth; keep watch over the door of my lips! Do not let my heart incline to any evil, to busy myself with wicked deeds in company with men who work iniquity...(Psalm 141:2-4, ESV)
Two things I request of You (deprive me not before I die): remove falsehood and lies far from me; give me neither poverty nor riches – feed me with the food allotted to me; lest I be full and deny You, and say, 'Who is the LORD?' Or lest I be poor and steal, and profane the name of my God.(Prov 30:7-9, NKJV)