It is rightly added, before his face into every city and place, whither he himself would come. For the Lord follows His preachers, since the preaching comes first, and then the Lord enters into the tabernacle of our heart; seeing that through the words of exhortation going before, truth is received into the mind. Hence Esaias says to the preachers, Prepare ye the way of the Lord, make straight a highway for our God. (Isa. 40:3.)
Reproduced in full. Translation: Oxford 1841 (Newman), public domain (Public domain).
Also cites: ubi sup.