וְאַתָּ֣ה קַח־לְךָ֗ מִכָּל־מַֽאֲכָל֙ אֲשֶׁ֣ר יֵֽאָכֵ֔ל וְאָסַפְתָּ֖ אֵלֶ֑יךָ וְהָיָ֥ה לְךָ֛ וְלָהֶ֖ם לְאָכְלָֽה׃
And take thou unto thee of all food that is eaten, and gather it to thee; and it shall be for food for thee, and for them.’
Read kabbalistic (mystical) interpretation of Genesis 6:21: and classical mystical sources.