12 Before a young woman’s turn came to go in to King Xerxes, she had to complete twelve months of beauty treatments prescribed for the women, six months with oil of myrrh and six with perfumes and cosmetics.

Read Esther 2:12 Using Other Translations

Now when every maid's turn was come to go in to king Ahasuerus, after that she had been twelve months, according to the manner of the women, (for so were the days of their purifications accomplished, to wit, six months with oil of myrrh, and six months with sweet odours, and with other things for the purifying of the women;)
Now when the turn came for each young woman to go in to King Ahasuerus, after being twelve months under the regulations for the women, since this was the regular period of their beautifying, six months with oil of myrrh and six months with spices and ointments for women--
Before each young woman was taken to the king’s bed, she was given the prescribed twelve months of beauty treatments—six months with oil of myrrh, followed by six months with special perfumes and ointments.