Manna: Figurative
Source: Nav
John 6:48–51
I am the bread of life. / Your fathers ate the manna in the wilderness, yet they died. / This is the bread that comes down from heaven, so that anyone may eat of it and not die.
1 Corinthians 10:3
They all ate the same spiritual food
Revelation 2:17
He who has an ear, let him hear what the Spirit says to the churches. To the one who overcomes, I will give the hidden manna. I will also give him a white stone inscribed with a new name, known only to the one who receives it.