1 Corinthians 1:23-24

but we [apostles] preach that Christ was crucified [for our sins]. This message is offensive to Jews and foolishness to [unconverted] Gentiles.

Revelation 2:17

"The person who has an ear should listen to what the Holy Spirit is saying to the churches. To the person who has victory [in the Christian life] I will give some of the hidden manna, and I will [also] give him a white stone with a new name written on it, which no one understands, except the one who receives it."

Treasury of Scripture Knowledge

Summary

And the manna was as coriander seed, and the colour thereof as the colour of bdellium.

Bible References

The manna

1 Corinthians 1:23
but we [apostles] preach that Christ was crucified [for our sins]. This message is offensive to Jews and foolishness to [unconverted] Gentiles.
Revelation 2:17
"The person who has an ear should listen to what the Holy Spirit is saying to the churches. To the person who has victory [in the Christian life] I will give some of the hidden manna, and I will [also] give him a white stone with a new name written on it, which no one understands, except the one who receives it."