1 Kings 2:43

Why then have thou not kept the oath of LORD, and the commandment that I have charged thee with?

2 Samuel 21:2

And the king called the Gibeonites, and spoke to them (now the Gibeonites were not of the sons of Israel, but of the remnant of the Amorites, and the sons of Israel had sworn to them, and [yet] Saul sought to kill them in his zeal

2 Chronicles 30:12

Also the hand of God came upon Judah to give them one heart, to do the commandment of the king and of the rulers by the word of LORD.

Ecclesiastes 8:2

I [say], Keep the king's command, and that because of the oath of God.

Ezekiel 17:18-19

For he has despised the oath by breaking the covenant. And, behold, he had given his hand, and yet has done all these things. He shall not escape.

Romans 13:5

Therefore there is a need to be subordinate, not only because of the wrath, but also because of the conscience.

Treasury of Scripture Knowledge

Summary

Why then hast thou not kept the oath of the LORD, and the commandment that I have charged thee with?

Bible References

Why

2 Samuel 21:2
And the king called the Gibeonites, and spoke to them (now the Gibeonites were not of the sons of Israel, but of the remnant of the Amorites, and the sons of Israel had sworn to them, and [yet] Saul sought to kill them in his zeal
Ezekiel 17:18
For he has despised the oath by breaking the covenant. And, behold, he had given his hand, and yet has done all these things. He shall not escape.

Commandment

2 Chronicles 30:12
Also the hand of God came upon Judah to give them one heart, to do the commandment of the king and of the rulers by the word of LORD.
Ecclesiastes 8:2
I [say], Keep the king's command, and that because of the oath of God.
Romans 13:5
Therefore there is a need to be subordinate, not only because of the wrath, but also because of the conscience.