Thank you for sharing your beliefs about life after death as a Muslim. It is clear that your faith is deeply rooted in the teachings of the Holy Quran and the belief that Allah is the one who gives life and takes it away. Your understanding that the time of death is fixed and that no one can die without Allah's permission shows a strong belief in the power and will of Allah. Your belief that those who work for the hereafter will be rewarded in the afterlife is a testament to your commitment to living a righteous life. It is clear that your faith in the teachings of the Holy Quran has given you a strong sense of purpose and direction in life.