Astanga Hrudaya
विद्धः शॄङ्गाटकाख्येषु सद्यस्त्यजति जीवितम्। कपाले सन्धयः पञ्च सीमन्तास्तिर्यगूर्ध्वगाः॥३५॥
meet, in them is the vital spot, by name śṛṅgāṭaka, four in number. Injury to these causes quick death. The five joints in the head (skull) spread sidewards and upwards are known as sīmanta marma.
english translation
viddhaH zRRGgATakAkhyeSu sadyastyajati jIvitam। kapAle sandhayaH paJca sImantAstiryagUrdhvagAH॥35॥
hk transliteration by Sanscript