Matthew 5:34
But I tell you not to swear at all, either by heaven, for it is God's throne,
James 5:12
Above all, my brothers, stop swearing, either by heaven or by the earth, or by anything else. Let your "Yes" mean Yes, and your "No," No, so as to keep from falling under condemnation.
Matthew 23:16-22
A curse on you, you blind leaders who say, 'Whoever swears by the sanctuary is not duty-bound, but whoever swears by the gold of the sanctuary is duty-bound.'
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