Matthew 23:18
And [you say], whoever takes an oath 'by the Altar,' it does not [really] mean anything, but whoever takes an oath 'by the gift on the Altar,' he is obligated to [fulfill] the oath.
Treasury of Scripture Knowledge
Summary
And, Whosoever shall swear by the altar, it is nothing; but whosoever sweareth by the gift that is upon it, he is guilty.
General references
Bible References
General references
Matthew 12:6
But I tell you, someone greater than the Temple is here [with you].