Charak Samhita
ब्राह्मं तपो ब्रह्मचर्यमध्यात्मध्यानमेव च। दीर्घायुषो यथाकामं सम्भृत्य त्रिदिवं गताः ॥२१॥
. After attaining longevity they performed as desired, spiritual penance, celibacy and self- medications and ascended to the heaven.
english translation
brAhmaM tapo brahmacaryamadhyAtmadhyAnameva ca। dIrghAyuSo yathAkAmaM sambhRtya tridivaM gatAH ॥21॥
hk transliteration by Sanscript