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Where does the Bible say “thy word is a lamp unto my feet”?

It is in Psalms 119:105 · King James Version

«נ NUN. Thy word is a lamp unto my feet, and a light unto my path.»
Read the chapter Psalms 119 →

See also

Psalms 119:130

The entrance of thy words giveth light; it giveth understanding unto the simple.

John 8:12

Then spake Jesus again unto them, saying, I am the light of the world: he that followeth me shall not walk in darkness, but shall have the light of life.