Abdullah ibn Mas‘ud (رضي الله عنه) reported that the Messenger of Allah ﷺ said:
“Alternate between Hajj and Umrah, for they remove poverty and sins just as the bellows removes impurities from iron, gold, and silver. And there is no reward for an accepted Hajj except Paradise.”
Source: Jami‘ at-Tirmidhi 810.
Grading: Hasan Sahih according to Imam at-Tirmidhi.