Matthew 5:17-18 "Do not think that I came to destroy the Law or the Prophets. I did not come to destroy but to fulfill. For assuredly, I say to you, till heaven and earth pass away, one jot or one tittle will by no means pass from the law till all is fulfilled.
Psalm 12:6 The words of the LORD are pure words, Like silver tried in a furnace of earth, Purified seven times.
Psalm 119:89 Forever, O LORD, Your word is settled in heaven.
Psalm 119:152 Concerning Your testimonies, I have known of old that You have founded them forever.
Psalm 119:160 The entirety of Your word is truth, And every one of Your righteous judgments endures forever.