(4) For the (e) word of God [is] (f) quick, and powerful, and sharper than any twoedged sword, piercing even to the dividing asunder of (g) soul and (h) spirit, and of the joints and marrow, and [is] a discerner of the thoughts and intents of the heart.
(4) An amplification taken from the nature of the word of God, so powerful that it enters even to the deepest and most inward and secret parts of the heart, fatally wounding the stubborn, and openly reviving the believers.
(e) The doctrine of God which is preached both in the law and in the gospel.
(f) He calls the word of God living, because of the effect it has on those to whom it is preached.
(g) He calls the seat of emotions "soul".
(h) By "spirit" he means the mind.