Chapter 8 - The second Kālacakra lineage

Again, according to the second Lineage: When the Great Kāśmīrī Teacher (Somanātha) arrived in Tibet for the second time, he was pleased by the reverence and service, paid to him by the kalyāṇa-mitra dkon mchog bsrung of 'phan yul and his disciple, who attended on him for a considerable time. He therefore bestowed on them the explanation of the Tantra itself, its commentary (Vimalaprabhā), together with the precepts, which he had not given to other Tibetan scholars.

They (dkon mchog bsrung dpon slob gnyis) bestowed them on the Venerable (rje btsun) yu mo, the Great. From him the great scholar tre bo mgon po, the Great, and the Master of the Doctrine se received them. The great scholar (mkhas pa'i skye bo tre bo mgon po) taught (the system) to glan. He taught it also to klubs jo sras. The latter to glan chos kyi dbang phyug.