The prophets pbuh had seven children.

The prophets pbuh said meaning marry a woman who is loving and fertile. So I will be proud of your large numbers on Judgment Day. The words of prophet pbuh used are al-walud, which means the one who will have a lot of children and al-waudud. Which means a woman who is loving by nature.

The Prophet pbuh, said, meaning when the son of Adam dies, his deeds are cut off except three continuous charity, beneficial knowledge, or a virtuous child who supplicates to Allah. For him, fertility and loving behavior is related to ambient levels of estrogen. The higher the positivity in one’s environment, the lower the cortisol, the lower the cortisol means.

Higher estrogen levels in women and higher testosterone in men.