It was not just that; if it were only so, the relationship between the two parties would not have developed to this extent.
An even more important point was the change in identity of Zhu Houji, the Central Jade Emperor, and the complete submission of the Confucian Gate to him. He no longer needed to be held in check by the Witch God Sect, and instead sought to subjugate it, which naturally provoke the displeasure of the Witch God Sect Leader.
The great affairs of the state rely on sacrificial rites and military might.
The former Ruler of the human race, who, as the dominion of the human race, naturally had the authority of the Witch Priest lineage firmly in their hands.
But as the era changed, the subsequent Ruler of the Human Race, or in other words, the Lord of the Divine Dynasty, failed to do so, allowing those powers to once again be wielded by the lineage of the Witch God.