तैजसानां मणीनां च सर्वस्याश्ममयस्य च । भस्मनाऽद्भिर्मृदा चैव शुद्धिरुक्ता मनीषिभिः ॥ १११ ॥
sanskrit
The wise ordain that all (objects) made of metal, gems, and anything made of stone are to be cleansed with ashes, earth, and water.
english translation