within...: Heb. in the midst of his palate

Geneva Study Bible

Though he spare it, and forsake it not; but keep it still within his mouth:Job 20:13 Parallel Commentaries

God.
GLORY OF GOD. God is the chief good--good so as nothing is but himself. He is in himself most happy; yea, all good and all true happiness are only to be found in God, as that which is essential to his nature; nor is there any good or any happiness in or with any creature or thing but what is communicated to it by God. God is the only desirable good; nothing without him is worthy of our hearts. Right thoughts of God are able to ravish the heart; how much more happy is the man that has interest in …
John Bunyan—The Riches of Bunyan

The Hardening Operation of Love.
"Being grieved for the hardness of their heart."--Mark iii. 5. Love may also be reversed. Failing to cherish, to uplift, and to enrich, it consumes and destroys. This is a mystery which man can not fathom. It belongs to the unsearchable depths of the divine Being, of which we do not wish to know more than has been revealed. But this does not alter the fact. No creature can exclude itself from the divine control. No man can say that he has nothing to do with God; that he or any other creature exists …
Abraham Kuyper—The Work of the Holy Spirit

Man's Misery by the Fall
Q-19: WHAT IS THE MISERY OF THAT ESTATE WHEREINTO MAN FELL? A: All mankind by their fall lost communion with God, are under his wrath and curse, and so made liable to all the miseries in this life, to death itself, and to the pains of hell for ever. 'And were by nature children of wrath.' Eph 2:2. Adam left an unhappy portion to his posterity, Sin and Misery. Having considered the first of these, original sin, we shall now advert to the misery of that state. In the first, we have seen mankind offending; …
Thomas Watson—A Body of Divinity

Job
The book of Job is one of the great masterpieces of the world's literature, if not indeed the greatest. The author was a man of superb literary genius, and of rich, daring, and original mind. The problem with which he deals is one of inexhaustible interest, and his treatment of it is everywhere characterized by a psychological insight, an intellectual courage, and a fertility and brilliance of resource which are nothing less than astonishing. Opinion has been divided as to how the book should be …
John Edgar McFadyen—Introduction to the Old Testament