Know for a certainty that the LORD your God will no more drive out any of these nations from before you; but they shall be snares and traps unto you, and scourges in your sides, and thorns in your eyes, until you perish from off this good land which the LORD your God has given you.
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George Leo Haydock
Side. Hebrew, "snares and traps unto you, and scourges in your side. "Children and slaves were formerly beaten on this part, Ecclesiasticus xxx. 12., and xlii. 5. Horace (epod. iv.) says, Ibericis peruste funibus latus. The first word St. Jerome seems to have read with th at the end, as peth, means a hole, (Calmet) by which means it was customary to take wild beasts, and to annoy the enemy. (Haydock)
Septuagint render side, "they shall be nails in your heels."