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 halakhic rulings (Jewish law) on Leviticus 21:24: and classical halakhic sources.