The text was mostly written in Pali. The first part contains seven chapters of the Abhidhamma starting with kussala dhamma and continuing until hetu paccayo. The second part contains the Jaya Maṅgala (Bhāhuṃ) and other Jaya Maṅgala suttas.
Colophon:
Folil 5 on the verso side: AD 1926, a poek si year, on the fourteenth day of the waning moon of the sixth lunar month, the second day of the week, at noon, the writing of this manuscript was finished. Novice Phao sponsored the making of this manuscripts entitled Sai Nòi, Sai Luang, and Abhidhamma to support the Teachings of the Buddha to last until the end of 5000 years. Nibbāna paccayo hontu no sādhu sādhu anumodāmi. May the merit support my parents and relatives, duvaṃ niccaṃ, definitely.