The word — Against God's express command: which is a great aggravation of any sin. Familiar spirit — Which also was contrary to a manifest command, Leviticus 19:31.
Related Commentaries of 1 Chronicles 10:13
1 Chronicles 10:13
13 So Saul died for his transgression which he committede 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 enquire of it;