What truly matters to God is what we really are inside our hearts and minds, not the outward appearances we put on for other people to see.

Vindicate me, O LORD, for I have walked in my integrity. I have also trusted in the LORD; I shall not slip. (Psalm 26:1)

As for me, You uphold me in my integrity, and set me before Your face forever. (Psalm 41:!2)

Repay no one evil for evil. Have regard for good things in the sight of all men. If it is possible, as much as depends on you, live peaceably with all men. (Romans 12:!7-18)

Let me be weighted on honest scales, that God may know my integrity. (Job 31:6)

The fear of the LORD is the beginning of wisdom; a good understanding have all those who do His commandments. His praise endures forever. (Psalm 111:10)

The righteous man walks in his integrity; his children are blessed after him. (Proverbs 20:7)

But if you have bitter envy and self-seeking in your hearts, do not boast and lie against the truth. (James 3:!4)