If I live long enough till his arrival...
If I live long enough till his arrival, doubtlessly I will be his vizier and his cousin.” They say Tubba was a short stature man and some say he was of medium height. Ibn Shahr Ashob has narrated that when Tubba first thought of destroying Kaaba, he fell severely ill and doctors could not help him. One of his viziers told him that the cause of his illness was his bad intention regarding Kaaba; so he gave up that intention and recovered.
Then he covered Kaaba with a covering and began to respect and honor the holy house. Then he came to Medina and put faith in His Eminence, Muhammad (S). He settled four hundred of his companions in Medina so that they might await Prophet’s arrival for helping him. He also wrote a letter in the name of the Holy Prophet (S) and gave it to his vizier.
He wrote therein that he was a believer in him and that he was in the community of the Holy Prophet (S) and requested the Holy Prophet (S) to intercede in his favor on Judgment Day. The letter began as follows: This is a letter from Tubba to the Prophet of the last era, Muhammad son of Abdullah. The Holy Prophet (S)