Following eternal Truth one should bathe in the Tirtha called Manasa, which is unfathomable, stainless, and pure, and which has Truth for its waters and the understanding for its lake.
अगाधे विमले शुद्ध सत्यतोये धृतिहदे। स्नातव्यं मानसे तीर्थे सत्त्वमालम्ब्य शाश्वतम्॥