John Chrysostom — as excerpted in the Catena Aurea on John 1:18

“(in Joan. Hom. xiv. [xiii.] 1) Or thus; the Evangelist after shewing the great superiority of Christ’s gifts, compared with those dispensed by Moses, wishes in the next place to supply an adequate reason for the difference. The one being a servant was made a minister of a lesser dispensation: but the other Who was Lord, and Son of the King, brought us far higher things, being ever coexistent with the Father, and beholding Him. Then follows, No man hath seen God at any time, &c.”