 After Guru Ram Das left the wor, Gurdas formed a close relationship with the fifth Guru, Guru Arjan.The Guru had great respect for him, and regarded him as his maternal uncle (""mama"").Gurdas led a group of Sikhs to Gwalior, where the Mughal emperor Jahangir, jealous of the popularity of Sikhism, had imprisoned Guru Hargobind.