John Calvin's Commentary on the Bible - John 3:5
Verse 5 5.Unless a man be born of water. This passage has been explained in various ways. Some have thought that the two parts of regeneration are distinctly pointed out, and that by the word Water is denoted the renunciation of the old man, while by the Spirit they have understood the new life. Others think that there is an implied contrast, as if Christ intended to contrast Water and Spirit, which are pure and liquid elements, with the earthly and gross nature of man. Thus they view the... read more
Adam Clarke's Commentary on the Bible - John 3:8
The wind bloweth - Though the manner in which this new birth is effected by the Divine Spirit, be incomprehensible to us, yet we must not, on this ground, suppose it to be impossible. The wind blows in a variety of directions - we hear its sound, perceive its operation in the motion of the trees, etc., and feel it on ourselves - but we cannot discern the air itself; we only know that it exists by the effects which it produces: so is every one who is born of the Spirit: the effects are as... read more