“My son, guard my words, And treasure up my commands with you. Guard my commands and live, And my Torah as the apple of your eye. Bind them on your fingers; Write them on the tablet of your heart.”
‭‭Mishlĕ (Proverbs)‬ ‭7:1-3‬ ‭TS2009‬‬
https://bible.com/bible/316/pro.7.1-3.TS2009