What was the age of Holy Prophet when his mother died?

What was the age of Holy Prophet when his mother died?

جب آپ کی والدہ کا انتقال ہوا تو آپ کی عمر کتنی تھی؟
Explanation

The Holy Prophet  was 6 years old when his mother died

Hazrat Bibi Amina (R.A) is the mother of the Holy Prophet (PBUH).

The mother of the Holy Prophet (PBUH) was buried at Abwa

Aminah bint Wahb was a woman of the clan of Banu Zuhrah in the tribe of Quraysh

while

The Holy Prophet was At eight he lost his grandfather.

Muhammad's father, Abdullah, died almost six months before he was born