1 Samuel 26:16

This thing that you have done is not good. As the Lord lives, all of you must surely die, because you did not guard your lord, the Lord’s anointed. And now, see where the king’s spear is and the jug of water that was at his head.”

1 Samuel 20:31

For as long as the son of Jesse lives on the earth, neither you nor your kingdom will be established. Therefore now, send and bring him to me, for he must surely die.”

1 Samuel 26:11

The Lord forbid that I should stretch out my hand against the Lord’s anointed; but now please take the spear that is at his head and the jug of water, and let us go.”

1 Samuel 24:6

So he said to his men, “Far be it from me because of the Lord that I should do this thing to my lord, the Lord’s anointed, to stretch out my hand against him, since he is the Lord’s anointed.”

1 Samuel 26:9

But David said to Abishai, “Do not destroy him, for who can stretch out his hand against the Lord’s anointed and be without guilt?”

2 Samuel 12:5

Then David’s anger burned greatly against the man, and he said to Nathan, “As the Lord lives, surely the man who has done this deserves to die.

2 Samuel 19:28

For all my father’s household was nothing but dead men before my lord the king; yet you set your servant among those who ate at your own table. What right do I have yet that I should complain anymore to the king?”

Psalm 79:11

Let the groaning of the prisoner come before You;
According to the greatness of Your power preserve those who are doomed to die.

Psalm 102:20

To hear the groaning of the prisoner,
To set free those who were doomed to death,

Ephesians 2:3

Among them we too all formerly lived in the lusts of our flesh, indulging the desires of the flesh and of the mind, and were by nature children of wrath, even as the rest.

Treasury of Scripture Knowledge

Summary

This thing is not good that thou hast done. As the LORD liveth, ye are worthy to die, because ye have not kept your master, the LORD'S anointed. And now see where the king's spear is, and the cruse of water that was at his bolster.

Bible References

Worthy to die

1 Samuel 20:31
For as long as the son of Jesse lives on the earth, neither you nor your kingdom will be established. Therefore now, send and bring him to me, for he must surely die.”
2 Samuel 12:5
Then David’s anger burned greatly against the man, and he said to Nathan, “As the Lord lives, surely the man who has done this deserves to die.
2 Samuel 19:28
For all my father’s household was nothing but dead men before my lord the king; yet you set your servant among those who ate at your own table. What right do I have yet that I should complain anymore to the king?”
Psalm 79:11
Let the groaning of the prisoner come before You;
According to the greatness of Your power preserve those who are doomed to die.
Psalm 102:20
To hear the groaning of the prisoner,
To set free those who were doomed to death,

Lord's

1 Samuel 26:9
But David said to Abishai, “Do not destroy him, for who can stretch out his hand against the Lord’s anointed and be without guilt?”
1 Samuel 24:6
So he said to his men, “Far be it from me because of the Lord that I should do this thing to my lord, the Lord’s anointed, to stretch out my hand against him, since he is the Lord’s anointed.”