If sola Scriptura is repeated throughout the New Testament, post one single verse stating it.
Here you go, [edit: flaming]
2nd Kings 22:10-13 - "And Shaphan the scribe shewed the king, saying, Hilkiah the priest hath delivered me a book. And Shaphan read it before the king. And it came to pass, when the king had heard the words of the book of the law, that he rent his clothes. And the king commanded Hilkiah the priest, and Ahikam the son of Shaphan, and Achbor the son of Michaiah, and Shaphan the scribe, and Asahiah a servant of the king's, saying, Go ye, enquire of the LORD for me, and for the people, and for all Judah, concerning the words of this book that is found: for great is the wrath of the LORD that is kindled against us, because our fathers have not harkened unto the words of this book, to do according unto all that which is written concerning us."
2nd Timothy 3:16-17 - "All scripture is given by inspiration of God and is profitable for Doctrine, for Reproof, for Correction, for Instruction in Righteousness; that the man of God may be thoroughly Furnished unto all good works."
Matthew 4:3-4
- "And when the tempter came to Him, he said, if Thou be the Son of God, command that these stones be made bread. But He answered and said, It is written, Man shall not live by bread alone, but by every Word that proceedeth out of the mouth of God."
Matthew 4:5-11
- Then the Devil taketh Him up into the Holy City, and setteth Him on a pinnacle of the Temple, and saith unto Him, if Thou be the Son of God, cast Thyself down; for it is written, He shall give His angels charge concerning Thee, and in their hands they shall bear Thee up, lest at any time Thou dash Thy foot against a stone. Jesus said unto him, It is Written Again, Thou shalt not tempt the Lord thy God."
Matthew 4:8
- "Again, the Devil taketh Him up into an exceeding high mountain, and sheweth Him all the kingdoms of the world, and the glory of them; and saith unto Him, all these things will I give Thee, if Thou wilt fall down and worship me. Then saith Jesus unto him, Get thee hence, Satan; for it is written, thou shalt worship the Lord thy God, and Him only shalt thou serve."
Matthew 21:42
- "Jesus said unto them, did ye never read in the scriptures, the Stone which the builders rejected, the same is become the head of the corner; this is the Lord's doing, and it is marvelous in our Eyes!"
Revelation 22:18-19
-"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: 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."
Proverbs 30:5-6
- "Every word of God is pure, He is a shield unto them that put their trust in Him. add thou not unto His words, lest He reprove thee, and thou be found a Liar!"
Matthew 12:3-5
-"but He said unto them, have ye not read what David did when he was an hungered, and they that were with Him?"
Matthew 19:4-5
"And He answered and said unto them, have ye not read that He which made them at the beginning made them male and female, and said, for this reason shall a man leave father and mother and shall cleave to his wife, and they two shall be one flesh."
Matthew 22:31-32
- "But as touching the resurrection of the dead, have ye not read that which was spoken unto you by God saying, I AM the God of Abraham, Isaac, and the God of Jacob. God is not the God of the dead, but of the Living."
Luke 10:26
- "He said unto him, What is written in the law? how readest thou?"
Matthew 22:29
-"..Ye do ERR, not knowing THE SCRIPTURES, nor the Power of God!"
Matthew 26:24
-"The Son of man goeth as it is written of him: but woe unto that man by whom the Son of man is betrayed! it had been good for that man if he had not been born".
John 5:39
- "Search the Scriptures, for in them ye think ye have eternal life, and they are they which testify of me."