וַיְדַבֵּ֣ר מֹשֶׁ֔ה אֶֽל־אַהֲרֹ֖ן וְאֶל־בָּנָ֑יו וְאֶֽל־כָּל־בְּנֵ֖י יִשְׂרָאֵֽל׃ (פ)
So Moses spoke unto Aaron, and to his sons, and unto all the children of Israel.
Read kabbalistic (mystical) interpretation of Leviticus 21:24: and classical mystical sources.