Hebrews 11:12

And so from one man, for any prospect of descendants as good as dead, there sprang a people in number like the stars in the heavens or the countless sands on the seashore.

Revelation 7:9-10

After that I saw a great crowd which no one could count from every nation, tribe, people, and language, standing before the throne and before the Lamb, wearing white robes, with palm branches in their hands,

Treasury of Scripture Knowledge

Summary

As the host of heaven cannot be numbered, neither the sand of the sea measured: so will I multiply the seed of David my servant, and the Levites that minister unto me.

Bible References

The host

Hebrews 11:12
And so from one man, for any prospect of descendants as good as dead, there sprang a people in number like the stars in the heavens or the countless sands on the seashore.
Revelation 7:9
After that I saw a great crowd which no one could count from every nation, tribe, people, and language, standing before the throne and before the Lamb, wearing white robes, with palm branches in their hands,