Mark 6:23

And he vowed to her, "Whatever you ask me, I will give you, up to half of my kingdom."

Acts 23:12

When it was day, the Jews formed a conspiracy and bound themselves by an oath neither to eat nor drink until they had killed Paul.

Matthew 14:7

so that he promised with an oath to give her whatever she might ask.

Matthew 14:9

And the king was sorry; but, because of his oaths and his guests, he commanded it to be given to her;

Treasury of Scripture Knowledge

Summary

Or if a soul swear, pronouncing with his lips to do evil, or to do good, whatsoever it be that a man shall pronounce with an oath, and it be hid from him; when he knoweth of it, then he shall be guilty in one of these.

Bible References

To do evil

Matthew 14:7
so that he promised with an oath to give her whatever she might ask.
Mark 6:23
And he vowed to her, "Whatever you ask me, I will give you, up to half of my kingdom."
Acts 23:12
When it was day, the Jews formed a conspiracy and bound themselves by an oath neither to eat nor drink until they had killed Paul.