Volume 7, Book 62, Number 88: - Narrated 'Ursa:
The Prophet wrote the (marriage contract) with 'Aisha while she was six years old and consummated his marriage with her while she was nine years old and she remained with him for nine years (i.e. till his death).
Volume 7, Book 62, Number 18: - Narrated 'Ursa:
The Prophet asked Abu Bakr for 'Aisha's hand in marriage. Abu Bakr said "But I am your brother." The Prophet said, "You are my brother in Allah's religion and His Book, but she (Aisha) is lawful for me to marry."
Volume 5, Book 58, Number 236: Narrated Hisham's father:
Khadija died three years before the Prophet departed to Medina. He stayed there for two years or so and then he married 'Aisha when she was a girl of six years of age, and he consumed that marriage when she was nine years old.
There's more hadiths written by muslims and NOT by Christians or Jews.
If you are a muslim, as you claim, you should get acquainted with your islamic hadiths.