Matthew 23:18

And [you scribes and Pharisees say], ‘Whoever swears [an oath] by the altar, that is nothing (non-binding), but whoever swears [an oath] by the offering on it, he is obligated [as a debtor to fulfill his vow and keep his promise].’

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 that something greater than the temple is here.