Church Fathers on John 5:20

He refers to the charge of violating the sabbath, brought against Him. My Father works hitherto, and I work; meaning that He had a precedent for claiming the right He did; and that what He did was in reality His Father’s doing, who acted in the Son. And to quiet the jealousy which had been raised, because by the use of His Father’s name He had made Himself equal with God, and to assert the excellency of His birth and nature, He says, Verily, verily, I say to you, The Son can…

Some who would be thought Christians, the Arian heretics, who say that the very Son of God who took our flesh upon Him, was inferior to the Father, take advantage of these words to throw discredit upon our doctrine, and say, You see that when our Lord perceived the Jews to be indignant, because He seemed to make Himself equal with God, He gave such an answer as showed that He was not equal. For they say, he who can do nothing but what he sees the Father do is not equal but…

Or thus; That the Son can do nothing of Himself, must be understood to mean, that He can do nothing contrary to, or displeasing to, the Father. And therefore He does not say that He does nothing contrary, but that He can do nothing; in order to show His perfect likeness, and absolute equality to the Father. Nor is this a sign of weakness in the Son, but rather of goodness. For as when we say that it is impossible for God to sin, we do not charge Him with weakness, but bear…