1 Corinthians 3:10-11

According to the grace of God given unto me, as a skilful architect, I have laid the foundation, and another buildeth thereon. But let every one take heed how he buildeth upon it.

Revelation 21:19-20

And the foundations of the walls of the city were adorned with every precious stone: the first foundation a jasper; the second a sapphire; the third a chalcedony; the fourth an emerald;

Treasury of Scripture Knowledge

Summary

And the foundation was of costly stones, even great stones, stones of ten cubits, and stones of eight cubits.

Bible References

The foundation

1 Corinthians 3:10
According to the grace of God given unto me, as a skilful architect, I have laid the foundation, and another buildeth thereon. But let every one take heed how he buildeth upon it.
Revelation 21:19
And the foundations of the walls of the city were adorned with every precious stone: the first foundation a jasper; the second a sapphire; the third a chalcedony; the fourth an emerald;