Shiva Purana
तद्दिनं हि समारभ्य तत्राक्षय्यजलं सदा ॥ हस्तमात्रे हि तद्गर्ते गंगा मन्दाकिनी ह्यभूत् ॥ ५७ ॥
Thence onwards there is a perennial supply of water in that pit deep only by a hand’s length. Gaṅgā flows gently there.
english translation
taddinaM hi samArabhya tatrAkSayyajalaM sadA ॥ hastamAtre hi tadgarte gaMgA mandAkinI hyabhUt ॥ 57 ॥
hk transliteration by Sanscript