Jesus therefore answered them, "Most assuredly, I tell you, the Son can do nothing of himself, but what he sees the Father doing. For whatever things he does, these the Son also does likewise.
that is, being conversant with the original and eternal ideas of things in the divine mind, acts according to them, which he could not do if he was not of the same nature with, and equal to his Father. Moreover, the Son sees what the Father does by co-operating with him, and so does no other than what he sees the Father do, in conjunction with him: to which may be added, that the phrase shows, that the Son does nothing but in wisdom, and with knowledge; and that as the Father, so he does all things after the counsel of his will: