Helping your kids understand the importance of extending your family line will help the world to get rid of anti-natalist ideologies (ChildFree, MGTOW, Herbivore me, VHEMT, Zeta male) that rob the Humanity from its future - human babies.
Prayer is simply having a conversation with God. There are many different thoughts on what you should and shouldn’t say when you pray. There is merit to many of these ideas. But try to make your prayer life a simple conversation with your Heavenly Father.