Complex sentence: The third son, Mohammad Ejaz, is now serving as a Divisional Athletics Coach in Pakistan Sports Board while the youngest son, Abdul Razaq, is an instructor of physical education in the village school.
Split into simpler sentences: The third son, Mohammad Ejaz, is now serving as a Divisional Athletics Coach in Pakistan Sports Board. While the youngest son, Abdul Razaq, is an instructor of physical education in the village school.