Wa `alaykum as-Salamu wa Rahmatullahi wa Barakatuh. In the Name of Allah, Most Gracious, Most Merciful. All praise and thanks are due to Allah, and peace and blessings be upon His Messenger. In this fatwa: Muslim mothers should teach their daughters about menstruation, its biological explanation and the rules of purification before the girls attain maturity. …
The practice of marrying early was not an aberration to the people during the time of Prophet Muhammad and Aisha. Christians, Jews, and pagans all married very young. So if we are going to criticize Prophet Muhammad’s marriage to Aisha, why don’t we have a problem with King John of England marrying 12-year-old Isabella of Angoulême?
Make sure whether you just became religious, or newly embraced Islam that you evolve gradually into Islam in order to establish the correct steps both physically (worship) and spiritually (faith). Only then can you maintain religious maturity.