Rev., properly the witness. The restoration of the article is important. It has the force of my, marking the witness as characteristic of Christ's work. The only testimony which I accept as proof.
From man
Or from a man, with a primary reference to the Baptist. Rev. renders, the witness which I receive is not from man.
These things
With reference to the Baptist.
Ye may be saved
The ye (ὑμεῖς), marking them as those who might be influenced by the inferior, human testimony; though they did not apprehend the divine testimony.