For my physical body is real food and my blood is [the] real drink.
[Now] the true Light, who enlightens all mankind, was [indeed] coming into the world [i.e., to earth].
[As] Jesus saw Nathaniel coming toward Him, He said [this] about him, "Look, [there is] a true Israelite, a completely honest man!"
So Jesus said to them, "Truly, truly, I tell you, it was not [really] Moses who gave you the bread from heaven, but it is my Father who is [now] giving you the real bread from heaven.
Then Jesus said to those Jews who had believed [in Him], "If you people continue [obeying] my message, then you are truly my disciples.
Therefore, if the Son sets you free [from sin], you will be truly free.
He is a minister in the sanctuary, [serving about holy things] in the true tabernacle, which was set up by the Lord and not by man [Note: This sanctuary/tabernacle represents either heaven or the church].
And [in addition], we know that the Son of God has come [in a physical body, See 4:2] and has given us understanding, so that we can know the True One [i.e., God], and that we are in [fellowship with] the True One, even His Son Jesus Christ. This Son is the true God and eternal life.