Perhaps Zi Shang’s words were able to deceive the others, yet it wasn’t capable of deceiving Duan Ling Tian.
"I truly never imagined that this Zi Shang possessed an ability like that… After the flame brand appeared between his brows, his strength rose by at least a few times! The punch he swung at Bai Hao earlier contained Origin Energy that was at least at the fourth level of the Void Interpretation Stage." As the person that had merged with the two lifetimes worth of memories of the Rebirth Martial Emperor, Duan Ling Tian was still capable of discerning this even without the phenomenon of the heavens and the earth.
Even though Duan Ling Tian was unwilling to admit it in his heart, he had to admit that he was absolutely not a match for Zi Shang at that moment.
"Looks like the fortuitous encounter Zi Shang obtained is extraordinary." Duan Ling Tian thought to himself.