When Saul focused on himself, God gave him over to his desires and he became tormented and full of rage and hatred. However, God was with David in everything because David loved God and sought after God. David had his Immanuel, and God protected David, gave him peace even in times of hardship.
So That God May Be All in All
1 Corinthians 15:20-34
Key Verse: 15:28
When all things are subjected to him, then the Son himself will also be subjected to him who put all things in subjection under him, that God may be all in all.