Romans 4:16-18
And therefore it is of faith, that it might be by grace, that so the promise might be sure to all the seed; not to that only which is of the law, but also to that which is of the faith of Abraham, who is the father of us all,
Hebrews 11:12
So that there descended even from one, and him in a manner dead, a posterity like the stars of heaven for multitude, and as the sand on the sea shore, innumerable.
Revelation 7:9
After this I beheld, and lo, a great multitude, which no one could number, out of all nations, and tribes, and people, and languages, standing before the throne and before the Lamb, clothed in white robes, and with palms in their hands;