Keritot 6b Page 78 Jebhammoth 61 Best -

A significant portion of the debate on 6b revolves around who is considered "sanctified" enough to receive the oil. This leads the Sages to define the boundaries of the priesthood and the specific ritual purity required of those who lead the nation. The High Priest’s Marriage Restrictions (Yevamot 61)

In Tractate Keritot, page 6b, the Gemara discusses the composition and the unique status of the Shemen HaMishchah (the sacred anointing oil) used by Moses. The discussion explores the prohibition of replicating this oil and the penalties for applying it to "strangers" (non-priests). keritot 6b page 78 jebhammoth 61 best

The term "best" in your query likely refers to the Talmudic ideal of Mitzvah min HaMuvchar (the best way to perform the commandment). For a High Priest, the "best" and only valid marriage is to a young woman who has never been married or involved in a relationship that would disqualify her from the priesthood’s higher level of sanctity. Where the Two Meet: The Definition of "Man" and "Assembly" A significant portion of the debate on 6b