Itself

1 Thessalonians 2:13 - For this cause also thank we God without ceasing, because, when ye received the word of God which ye heard of us, ye received it not as the word of men, but as it is in truth, the word of God, which effectually worketh also in you that believe.
2 Timothy 3:16 - All Scripture is given by inspiration of God, and is profitable for doctrine, for reproof, for correction, for instruction in righteousness:
Hebrews 4:12 - For the word of God is quick, and powerful, and sharper than any two-edged sword, piercing even to the dividing asunder of soul and spirit, and of the joints and marrow, and is a discerner of the thoughts and intents of the heart.
1 Peter 1:25 - But the word of the Lord endureth forever. And this is the word which by the gospel is preached unto you.
2 Peter 1:21 - For the prophecy came not in old time by the will of man: but holy men of God spake as they were moved by the Holy Ghost.
Revelation 22:18 - For I testify unto every man that heareth the words of the prophecy of this book, If any man shall add unto these things, God shall add unto him the plagues that are written in this book:

Revelation 22:19 - And if any man shall take away from the words of the book of this prophecy, God shall take away his part out of the book of life, and out of the holy city, and from the things which are written in this book.