Matthew 14:7-9

[Herod was so pleased with her performance that] he promised, with an oath, to give her whatever she asked for [i.e., with limitations. See Mark 6:23].

Acts 23:14

They went to the leading priests and [Jewish] elders and told them, "We have bound ourselves under an oath [with serious consequences] to eat nothing until we have killed Paul.

Treasury of Scripture Knowledge

Summary

And it came to pass, when he saw her, that he rent his clothes, and said, Alas, my daughter! thou hast brought me very low, and thou art one of them that trouble me: for I have opened my mouth unto the LORD, and I cannot go back.

Bible References

I cannot

Matthew 14:7
[Herod was so pleased with her performance that] he promised, with an oath, to give her whatever she asked for [i.e., with limitations. See Mark 6:23].
Acts 23:14
They went to the leading priests and [Jewish] elders and told them, "We have bound ourselves under an oath [with serious consequences] to eat nothing until we have killed Paul.