1 Samuel 20:3

Then David {took an oath} again and said, "Your father knows very well that I have found favor in your eyes, and he thought, 'Do not let Jonathan know this, lest he worry.' But {as Yahweh lives} and {as your soul lives}, surely [there is] merely a step between me and death!"

Deuteronomy 6:13

"You shall fear Yahweh your God, and you shall serve him, and by his name you shall swear.

1 Samuel 25:26

So then, my lord, {as Yahweh lives and as your soul lives}, since Yahweh restrained you from bloodguilt {by taking matters into your own hand}, so then, may your enemies be like Nabal, even {those who seek to do my lord harm}.

1 Samuel 27:1

Then David {thought to himself}, "Now I will perish one day by the hand of Saul! There is nothing better for me but [that] I must certainly escape to the land of [the] Philistines. Then Saul will desist from searching for me further in all of the territories of Israel, and so I will escape from his hand."

2 Kings 2:6

Then Elijah said to him, "Please stay here, because Yahweh has sent me to the Jordan." He said, "{As Yahweh lives} and {as your soul lives}, I will certainly not leave you!" So the two of them went on.

1 Samuel 1:26

She said, "Excuse me, my lord. As {you live}, my lord, I [am] the woman who stood with you in this [place] to pray to Yahweh.

2 Kings 2:2

Elijah said to Elisha, "Please stay here, for Yahweh has sent me up to Bethel." Elisha said, "{As Yahweh lives} and {as your soul lives}, I will certainly not leave you!" So they went down [to] Bethel.

2 Kings 2:4

Elijah said to him, "Elisha, please stay here because Yahweh has sent me to Jericho." And he said, "{As Yahweh lives} and {as your soul lives}, I will certainly not leave you!" So they came to Jericho.

Deuteronomy 28:66

And {your life shall hang in doubt before you}, and you shall be startled night and day, and you shall not be confident of your life.

1 Samuel 17:55

Now when Saul saw David going out to meet the Philistine, he said to Abner, the commander of the army, "Whose son [is] this young man, Abner?" And Abner said, "As your soul lives, O king, I do not know."

2 Samuel 15:21

But Ittai answered the king and said, "{As Yahweh lives} and {my lord the king lives}, surely in the place wherever my lord the king shall be, if for death or if for life, surely there your servant will be."

Psalm 116:3

[The] ropes of death encircled me, and the distresses of Sheol found me. I found trouble and grief.

Jeremiah 4:2

and you swear, '{As Yahweh lives},' in truth, in justice, and in righteousness, then nations will be blessed by him, and in him they will boast."

Jeremiah 38:16

So Zedekiah the king swore to Jeremiah in secret, {saying}, "{As Yahweh lives}, who has made for us this life, I will not kill you and I will not give you into the hand of these men who are seeking your life."

1 Corinthians 15:30-31

And why are we in danger every hour?

2 Corinthians 1:9-10

But [we] ourselves had the sentence of death in ourselves, so that we would not be putting confidence in ourselves, but in God who raises the dead,

Hebrews 6:16

For people swear by what is greater [than themselves], and the oath for confirmation [is the] end of all dispute for them.

Treasury of Scripture Knowledge

Summary

And David sware moreover, and said, Thy father certainly knoweth that I have found grace in thine eyes; and he saith, Let not Jonathan know this, lest he be grieved: but truly as the LORD liveth, and as thy soul liveth, there is but a step between me and death.

General references

Bible References

But truly

1 Samuel 25:26
So then, my lord, {as Yahweh lives and as your soul lives}, since Yahweh restrained you from bloodguilt {by taking matters into your own hand}, so then, may your enemies be like Nabal, even {those who seek to do my lord harm}.
1 Samuel 27:1
Then David {thought to himself}, "Now I will perish one day by the hand of Saul! There is nothing better for me but [that] I must certainly escape to the land of [the] Philistines. Then Saul will desist from searching for me further in all of the territories of Israel, and so I will escape from his hand."
2 Samuel 15:21
But Ittai answered the king and said, "{As Yahweh lives} and {my lord the king lives}, surely in the place wherever my lord the king shall be, if for death or if for life, surely there your servant will be."
2 Kings 2:2
Elijah said to Elisha, "Please stay here, for Yahweh has sent me up to Bethel." Elisha said, "{As Yahweh lives} and {as your soul lives}, I will certainly not leave you!" So they went down [to] Bethel.

But a step

1 Samuel 27:1
Then David {thought to himself}, "Now I will perish one day by the hand of Saul! There is nothing better for me but [that] I must certainly escape to the land of [the] Philistines. Then Saul will desist from searching for me further in all of the territories of Israel, and so I will escape from his hand."
Deuteronomy 28:66
And {your life shall hang in doubt before you}, and you shall be startled night and day, and you shall not be confident of your life.
Psalm 116:3
[The] ropes of death encircled me, and the distresses of Sheol found me. I found trouble and grief.
1 Corinthians 15:30
And why are we in danger every hour?
2 Corinthians 1:9
But [we] ourselves had the sentence of death in ourselves, so that we would not be putting confidence in ourselves, but in God who raises the dead,

General references

Psalm 118:13
You pushed me hard to [make me] fall, but Yahweh helped me.