Mahabharata 3.85.19

पवित्रो मङ्गलीयश्च ख्यातो लोके सनातनःकेदारश्च मतङ्गस्य महानाश्रम उत्तमः

pavitro maṅgalīyaśca khyāto loke sanātanaḥkedāraśca mataṅgasya mahānāśrama uttamaḥ

Our plain-language meaning of this verse is waiting for scholar review.