Once upon a time Shakra, assuming the guise of an ascetic with matted locks on his head and body covered with ashes all over, rode on an ugly car and went to the Asura Shambara.
शको ह्यज्ञातरूपेण जटी भूत्वा रजोगुणः। विरूपं रथमास्थाय प्रश्न पप्रच्छ शम्बरम्॥