大唐西域記 1.103

1.103

從此東行入雪山，踰越黑嶺，至迦畢試國。

Then his robe changed into a religious garment; and when he was fully ordained it again changed into a Sanghati, composed of nine pieces. When he was about to arrive at Nirvana he entered into the condition of Samadhi, bordering on complete extinction, and by the force of his vow in attaining wisdom (he arrived at the knowledge) that this kashaya garment would last till the bequeathed law (testament) of Sakya (was established), and after the destruction of this law then his garment also would perish. At the present time it is a little fading, for faith also is small at this time ! Going eastward from this, we enter the defiles of the Snowy Mountains, cross over the black ridge (Siah Koh), and arrive at the country of Kia-pi-shi.