Of what material is the wall constructed?

Answer

"And the building of the wall of it was of jasper: and the city was pure gold, like unto clear glass." Verse

Who did He say would enter the kingdom of heaven?
With what words did He justify acts of mercy on the Sabbath day?
Was the Sabbath \"made\"?
Still bent on persecution, how does Satan manifest his enmity against the remnant church?
What takes place at the sounding of the trumpet?
In tempting Christ, what ownership did Satan claim?
Who are heirs of the promise?

Questions & Answers are from the book Bible Readings for the Home Circle