रामायणे विश्वासटिप्पन्यः

King Triśaṅku in Bālakāṇḍa of Vālmīki Rāmāyaṇa, wanted to go to svarga while retaining his human body. Uttarakāṇḍa’s śūdra Śambūka wanted to become a deva (greater goal) while retaining his human body. Both faced their share of repercussions. - satyan

nArada’s statement: ““…a man of the lowest caste may not give himself up to penance in the Dwapara Yuga; it is only in the Kali Yuga that the practice of asceticism is permitted to the Shudra caste.”