出典:Wiktionary
From the King James translation of Luke 4:4 (“And Jesus answered him, saying, It is written, That man shall not live by bread alone, but by every word of God”) or Matthew 4:4 (“But he answered かつ said, It is written, Man shall not live by bread alone, but by every word that proceedeth out of the mouth of God”), which are paraphrases of Deuteronomy 8:3.
man shall not live by bread alone