He certainly couldn't wait for ten days; the Demon World was changing every single day. With the impending descent of the Demon Abyss ahead and the Heavenly Race behind, staying in the Divine Heavenly Realm meant there were many things he couldn't do, which severely affected the speed at which he could enhance his strength.
Without continuing the foreknowledge, he performed the Universe in the Sleeve, and an old man in a green robe with a thin figure appeared before him.
After sharing a blow from the Heavenly Race, the old man was in a terrible state. Even after five or six twelve-hour periods, he was still exhaling more than he was inhaling,
Seeing the culprit who had caused such a predicament, the old man exclaimed in shock and anger, "What on earth do you want to do? Are you not afraid of the retaliation from our Clan Elders?"