Better is it that thou shouldest not vow, than that thou shouldest vow and not pay.
Deuteronomy 23:22
But if thou shalt forbear to vow, it shall be no sin in thee.
Proverbs 20:25
It is a snare to the man who devoureth that which is holy, and after vows to make enquiry.
Acts 5:4
Whiles it remained, was it not thine own? and after it was sold, was it not in thine own power? why hast thou conceived this thing in thine heart? thou hast not lied unto men, but unto God.