1 Samuel 28:10

And Saul sware to her by the Lord, saying, As the Lord liveth, there shall no punishment happen to thee for this thing.

Cross-reference

In 1 Samuel 14:39, Saul uses the same oath formula 'As the LORD lives' when swearing to kill Jonathan, showing his pattern of swearing.

In 1 Samuel 19:6, Saul swears 'As the LORD lives, he shall not be put to death' — a similar oath of protection, now for a medium.

Deuteronomy 18:10-12 lists mediums as abominable; Saul swears by God to protect one, revealing his rebellion.

Exodus 20:7 Contrast

Exodus 20:7 forbids taking the LORD's name in vain; Saul's oath to protect a medium is a clear example of misuse.

Mark 6:23 Parallel

Mark 6:23 has Herod making a rash oath; Saul's oath to protect a medium is similarly reckless and binding.

In 2 Samuel 14:11, a woman uses the same oath 'As the LORD lives' to guarantee safety, similar to Saul's promise to the medium.