1 Corinthians 3:10-11
Using the unearned favor shown to me by God [Note: Paul here probably refers to his apostleship and its attending spiritual gifts], as an expert building contractor, I laid the foundation [i.e., in starting the Corinthian church], and someone else is building on it [i.e., Apollos. See verse 6].
Revelation 21:19-20
The foundation of the city's wall was decorated with all kinds of precious stones [Note: Not all of the following stones listed can be accurately identified today]. The first foundation stone was jasper [i.e., a bluish-colored stone]; the second was sapphire; the third was chalcedony [i.e., a translucent quartz of pale blue or gray]; the fourth was emerald;