Commentary Critical and Explanatory on the Whole Bible - John 19:34
34. But one of the soldiers—to make assurance of the fact doubly sure. with a spear pierced his side—making a wound deep and wide, as indeed is plain from John 20:27; John 20:29. Had life still remained, it must have fled now. and forthwith came thereout blood and water—"It is now well known that the effect of long-continued and intense agony is frequently to produce a secretion of a colorless lymph within the pericardium (the membrane enveloping the heart), amounting in many cases to a very... read more
Thomas Coke Commentary on the Holy Bible - John 19:34-37
John 19:34-37. And forthwith, &c.— Whether this was, as Dr. Drake and several others suppose, the small quantity of water inclosed in the pericardium, in which the heart swims, or whether the cruor was now almost coagulated, and separated from the serum; either way it was an indisputable proof of Christ's death. For the issuing of blood and water, not only shews that Jesus had been some time dead; but had he not been dead, this wound was of such a kind, as he could not have survived. And... read more