1 Corinthians 2:9

9 However, as it is written: “What no eye has seen, what no ear has heard, and what no human mind has conceived”a — the things God has prepared for those who love him—

Read 1 Corinthians 2:9 Using Other Translations

But as it is written, Eye hath not seen, nor ear heard, neither have entered into the heart of man, the things which God hath prepared for them that love him.
But, as it is written, "What no eye has seen, nor ear heard, nor the heart of man imagined, what God has prepared for those who love him"--
That is what the Scriptures mean when they say, “No eye has seen, no ear has heard, and no mind has imagined what God has prepared for those who love him.”