Ecclesiastes 5:4-6

When thou vowest a vow unto God, defer not to pay it; for {he hath} no pleasure in fools: pay that which thou hast vowed.

Matthew 5:33

Again, ye have heard that it hath been said by them of old time, Thou shalt not forswear thyself, but shalt perform unto the Lord thine oaths:

Leviticus 5:15

If a soul commit a trespass, and sin through ignorance, in the holy things of the LORD; then he shall bring for his trespass unto the LORD a ram without blemish out of the flocks, with thy estimation by shekels of silver, after the shekel of the sanctuary, for a trespass offering:

Numbers 30:2-16

If a man vow a vow unto the LORD, or swear an oath to bind his soul with a bond; he shall not break his word, he shall do according to all that proceedeth out of his mouth. {break: Heb. profane}

Leviticus 27:9-10

And if {it be} a beast, whereof men bring an offering unto the LORD, all that {any man} giveth of such unto the LORD shall be holy.

Malachi 3:8-10

Will a man rob God? Yet ye have robbed me. But ye say, Wherein have we robbed thee? In tithes and offerings.

Proverbs 18:7

A fool's mouth {is} his destruction, and his lips {are} the snare of his soul.

Leviticus 22:10-15

There shall no stranger eat {of} the holy thing: a sojourner of the priest, or an hired servant, shall not eat {of} the holy thing.