But above all, my brothers, do not swear, either by heaven or by earth or by any other oath, but let your “yes” be yes and your “no” be no, so that you may not fall under condemnation.
12 But above all things. It has been a common vice almost in all ages, to swear lightly and inconsiderately. For so bad is our nature that we do not consider what an atrocious crime it is to profane the name of God. For though the Lord strictly commands us to reverence his name, yet men devise various subterfuges, and think that they can swear with impunity.
Swearing is forbidden not only when provoked by enemies but in all ordinary conversation; it is a grievous sin too common among the Jews and, shamefully, even among some who claim the name of Christ.
AI summary
Commenting on James 5:12-20
But above all things, my brethren, swear not,.... As impatience should not show itself in secret sighs, groans, murmurings, and repinings, so more especially it should not break forth in rash oaths, or in profane swearing; for of such sort of swearing, and of such oaths, is the apostle to be understood; otherwise an oath is very lawful, when taken in the fear and name...