It is Divinely Inspired
"All Scripture is God-breathed and is useful for teaching, rebuking, correcting and training in righteousness, so that the man of God may be thoroughly equipped for every good work" (2 Timothy 3:16-17).
"For prophecy never had its origin in the will of man, but men spoke from God as they were carried along by the Holy Spirit" (2 Peter 1:21).
"In the past God spoke to our forefathers through the prophets at many times and in various ways, but in these last days he has spoken to us by his Son, whom he appointed heir of all things, and through whom he made the universe" (Hebrews 1:1-2).
"Praise be to the LORD, who has given rest to his people Israel just as he promised. Not one word has failed of all the good promises he gave through his servant Moses" (1 Kings 8:56).
"Heaven and earth will pass away, but my words will never pass away" (Luke 21:32-33).
"Your word, O LORD, is eternal; it stands firm in the heavens" (Psalm 119:89).
"Do not add to what I command you and do not subtract from it, but keep the commands of the LORD your God that I give you" (Deuteronomy 4:2).
"Do not add to his words, or he will rebuke you and prove you a liar" (Proverbs 30:6).
"The grass withers and the flowers fall, but the word of our God stands forever"(Isaiah 40:8).
"...For you have exalted above all things your name and your word" (Psalm 138:2).
"But I the LORD will speak what I will, and it shall be fulfilled without delay. For...I will fulfill whatever I say, declares the Sovereign LORD" (Ezekiel 12:25).
"I tell you the truth, until heaven and earth disappear, not the smallest letter, not the least stroke of a pen, will by any means disappear from the Law until everything is accomplished" (Matthew 5:18).