What is the soundest method for analyzing «inna Allāha huwa al-razzāq»?

The Separating Pronoun (Ḍamīr al-Faṣl): Restriction, Emphasis and Predication

• Isolating the pronoun and ignoring the rest
• Treating all emphasis as negation
• Necessarily treating the predicate as a modifier
• Reading the combined effect of inna, the pronoun and predicate