"Peace I leave with you, my peace I give unto you: not as the world giveth, give I unto you. Let not your heart be troubled, neither let it be afraid.:
John 14:27
"And the peace of God, which surpasses all understanding, will guard your hearts and your minds in Christ Jesus." Philippians 4:7 (ESV)
"According to the word that I covenanted with you when ye came out of Egypt, so my spirit remaineth among you: fear ye not." Haggai 2:5
"Let the words of my mouth, and the meditation of my heart, be acceptable in thy sight, O Lord, my strength, and my redeemer." Psalm 19:14