question #3 Sahih al-Bukhari 7412, 7413, Book 97, Hadith 41 : What significance does the Day of Resurrection hold in demonstrating Allah’s ultimate authority?

Allah’s Messenger (ﷺ) said, “On the Day of Resurrection, Allah will grasp the whole Earth by His Hand, and
all the Heavens in His right, and then He will say, ‘I am the King.” Abu Huraira said, “Allah’s Messenger (ﷺ)
said,” Allah will grasp the Earth…’ ”