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instruction to tell of the favors of his Lord, so he spoke to Lady Khadijah in
depth about Allah. Lady Khadijah recognized the truth and became the first
to embrace Islam. In those early days of Islam, the Prophet, praise and
peace be upon him, confined his preaching to his immediate family.

At the time Lady Khadijah embraced Islam, Prophet Muhammad, praise and
peace be upon him, had not received instructions as to the manner in which
he should offer his prayers. Then, one day on the outskirts of Mecca, Angel
Gabriel came to him and struck the ground with his heels. From the
indentation, a spring of water began to flow and the Angel showed the
Prophet, praise and peace be upon him, the ritual cleansing procedure he
should make before offering his prayer.

Now that the Prophet, praise and peace be upon him, had learned how to
perform the ritual ablution, Angel Gabriel taught him how to offer his prayers
with its postures of standing, bowing, prostrating, and sitting which was the
same way in which his great ancestors, Prophets Abraham and Ishmael had
offered their prayers so many centuries before. He informed him that he
should commence the prayer with the words "Allahu Akbar" – Allah is the