Theophylact of Ohrid
Catena Aurea · Johannesevangelium 1
In the beginning was the Word, And the Word was with God. And the Word was God
Or combine it thus. From the Word being with God, it follows plainly that there are two Persons. But these two are of one Nature; and therefore it proceeds, In the Word was God: to shew that Father and Son are of One Nature, being of One Godhead.