Galatians 4:27
For Scripture says--'Rejoice, thou barren one, who dost never bear, Break into shouts, thou who art never in labor, For many are the children of her who is desolate--aye, more than of her who has a husband.'
Hebrews 11:11-12
Again, it was faith that enabled Sarah to conceive (though she was past the age for child-bearing), because she felt sure that he who had given her the promise would not fail her.
Revelation 7:9-10
After this, in my vision, I saw a vast throng which no man could number, of men from every nation and of all tribes, and peoples, and languages. They stood in front of the throne and in front of the Lamb, robed in white, holding palm branches in their hands.