Agnipurana 112.3

112.3

aśmanā caraṇau hatvā vasetkāśīnna hi tyajet(1) /
hariś candraṃ paraṃ guhyaṃ guhyamāmnātakeśvaraṃ(2) //

Having broken one’s legs with a stone, one should dwell in Kāśī and never abandon it. / Hariścandra is supremely secret, and Āmrātakeśvara is secret;