KJV
So Saul died for his transgression which
he committed against the LORD, [even] against the word of the LORD, which he
kept not, and also for asking [counsel] of [one that had] a familiar spirit,
to inquire [of it];
BSB
So Saul died for his unfaithfulness to the LORD, because he did not keep the word of the LORD and even consulted a medium for guidance,