1 Kings 11:6

And Solomon did evil in the sight of the Lord, and went not fully after the Lord, as did David his father.

Cross-reference

1 Kings 11:4 states Solomon's heart was not fully devoted — verse 6 repeats the same assessment of his evil.

1 Kings 9:4 Contrast

1 Kings 9:4 records God's condition to walk as David did — Solomon's evil here violates that very condition.

Joshua 14:8 Contrast

Joshua 14:8 describes Caleb following the Lord wholeheartedly — a direct contrast to Solomon's failure to follow completely here.

Joshua 14:14 again highlights Caleb's wholehearted devotion — opposite to Solomon who did not follow the Lord completely.

2 Chronicles 17:3 says Jehoshaphat followed David's ways — opposite to Solomon who did not follow the Lord completely.