[1][2] This inscription was observed by Hugh Nevill, a British Ceylon civil servant at Thambiluvil Sri Kannaki amman temple in the 1800s.
The cuboid shaped inscription which is nearly 1.5 m in height, is engraved with a peacock and a pair of Trident and Spear, the holy weapons of Hindu gods, Shiva and Murugan in its two sides.
இந்த தன்மத்துக்கு அகித்தம் செய்தானாகில் கெங்கைக் கரையில் காராம்பசுவைக் கொன்ற பாவத்தை அடையக் கடவராகவும்Srī caṅkapōti parumarāṉa tiṟipuvaṉac cakkaravarttikaḷ srī vicayapāku tēvaṟku āṇṭu pattāvatil tai mātam 20 tiyati, civañāṉa caṅkarar kōvilukkuk koṭutta vōvil.
If anyone violate this Dharma, they will suffer with the sin of killing a cow in the bank of river Ganges.Most of researchers conclude that the king mentioned in this inscription is Vijayabahu VII of Kotte who ruled the country from 1509 to 1521 CE.
[7] Mattakkalappu Purva Carithram, an ancient chronicle of Eastern Sri Lanka, also mention about a lagoon near Sankamankandy made by a Feudatory king named "Manuneya Gajabahu".