Commentaries:
Jamieson, Fausset, and Brown
hurt with fetters— (Genesis 40:3).
was laid in iron—literally, "his soul" (see on Psalms 16:10), or, "he came into iron," or, he was bound to his grief (compare Psalms 3:2; Psalms 11:1). The "soul" is put for the whole person, because the soul of the captive suffers still more than the body. Joseph is referred to as being an appropriate type of those "bound in affliction and iron" (Psalms 107:10).
Joseph was sent of God (Genesis 45:5).
Other Jamieson, Fausset, and Brown entries containing Psalms 105:18:
Genesis 39:20
Psalms 16:10
Psalms 105:22
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