thorn in the flesh, n.All

The Thorn in the flesh (n.) was ⁠​‌​​​‌​​​‌​‌‌​​​​‌​‌​​‌‌​‌​​‌​​​​​‌‌​​‌​​​‌‌​‌‌​⁠the helper even an apostle needed: a Satan's angel to drag him daily out of wisdom learned by rote and trust in God held in a saying.