2 Corinthians 12:7

or because of these surpassingly great revelations. So to keep me from becoming conceited, I was given a thorn in my flesh, a messenger of Satan, to torment me.

Note Some translators end the previous paragraph after verse 6, and begin verse 7 with So to keep me from becoming conceited because of these surpassingly great revelations,

BSB · Berean Standard Bible
And lest I should be exalted above measure through the abundance of the revelations, there was given to me a thorn in the flesh, the messenger of Satan to buffet me, lest I should be exalted above measure.
KJV · King James Version
By reason of the exceeding greatness of the revelations, that I should not be exalted excessively, a thorn in the flesh was given to me: a messenger of Satan to torment me, that I should not be exalted excessively.
WEB · World English Bible
And by reason of the exceeding greatness of the revelations, that I should not be exalted overmuch, there was given to me a thorn in the flesh, a messenger of Satan to buffet me, that I should not be exalted overmuch.
ASV · American Standard Version

Related passages

From the Treasury of Scripture Knowledge, grouped by the word they explain.

lest
2 Corinthians 10:5; 2 Corinthians 11:20; Deuteronomy 8:14; Deuteronomy 17:20; 2 Chronicles 26:16; 2 Chronicles 32:25, 26, 31; Daniel 5:20; 1 Timothy 3:6
the abundance
2 Corinthians 12:1–4
a thorn
Genesis 32:25, 31; Judges 2:3; Ezekiel 28:24; Galatians 4:13
the messenger
Job 2:7; Luke 13:16; 1 Corinthians 5:5
to buffet
Matthew 26:67; 1 Corinthians 4:11