Deuteronomy 4:9

9 Only be careful, and watch yourselves closely so that you do not forget the things your eyes have seen or let them fade from your heart as long as you live. Teach them to your children and to their children after them.

Read Deuteronomy 4:9 Using Other Translations

Only take heed to thyself, and keep thy soul diligently, lest thou forget the things which thine eyes have seen, and lest they depart from thy heart all the days of thy life: but teach them thy sons, and thy sons' sons;
"Only take care, and keep your soul diligently, lest you forget the things that your eyes have seen, and lest they depart from your heart all the days of your life. Make them known to your children and your children's children--
“But watch out! Be careful never to forget what you yourself have seen. Do not let these memories escape from your mind as long as you live! And be sure to pass them on to your children and grandchildren.
California - Do Not Sell My Personal Information  California - CCPA Notice