Matthew 5:33

Again, ye have heard that it hath been said to the antients, "Thou shalt not for swear thy self, but shalt perform unto the Lord thine oaths."

Hebrews 10:6

in burnt-offerings and sacrifices for sin thou hast had no pleasure:

Treasury of Scripture Knowledge

Summary

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.

Vowest

Bible References

Vowest

Matthew 5:33
Again, ye have heard that it hath been said to the antients, "Thou shalt not for swear thy self, but shalt perform unto the Lord thine oaths."

For

Hebrews 10:6
in burnt-offerings and sacrifices for sin thou hast had no pleasure: