Adam Clarke's Commentary on the Bible - John 6:54
Hath eternal life - This can never be understood of the sacrament of the Lord's supper. Because this was not instituted till a year after; at the last Passover. It cannot be said that those who do not receive that sacrament must perish everlastingly. Nor can it be supposed that all those who do receive it are necessarily and eternally saved. On the contrary, St. Paul intimates that many who received it at Corinth perished, because they received it unworthily, not discerning the... read more
John Gills Exposition of the Bible Commentary - John 6:54
Whoso eateth my flesh, and drinketh my blood ,.... Spiritually by faith, as explained in the preceding verse: hath eternal life ; the principle of spiritual life, which is evidently implanted in him, as appears from his eating and drinking; and is a durable and lasting principle: grace is an incorruptible seed; every part of it is abiding and permanent; and it is itself the beginning, pledge, and earnest of everlasting life, and is inseparably connected with it: moreover, such have... read more