نَجَحَ الْمَشْرُوعُ. إِنَّ الْمَشْرُوعَ قَدْ نَجَحَ. وَاللَّهِ لَقَدْ نَجَحَ الْمَشْرُوعُ.
The project succeeded. Indeed, it has succeeded. By God, the project certainly succeeded.
The central proposition is broadly constant while emphasis increases. A neutral audience may need only information; a doubtful hearer may benefit from stronger affirmation; serious denial could warrant an oath and emphatic particles.
This is a pedagogical progression, not an inflexible formula assigning one fixed pattern to every audience type. The gravity of the claim and discourse setting also matter.