Rattana means “jewel or gem”. The text mentions about the Triple Gem or the three jewels which are the immence value of Buddhists including Buddha rattana, Dhamma rattana, and Sangha rattana. Buddha rattan a means the Buddha who attained enlightenment himself. Dhamma rattan means the teachings of the Buddha including Dhamma and Vinaya. Sangha rattana means the people who follow the Buddha’s teaching and then teach others.
Colophon:
Folio 11 on the recto and verso side: The writing of this manuscript was finished in the late afternoon, on the sixth day of the week (Friday), the eighth waning day of the first [lunar] month, a poek chai year, Buddhist Era (BE) 2491. Saen Kumphon inscribed this manuscript of Thamma Rattana sut at Ban Phon Sai by transcribing it from the Tipitaka canon in order to be auspicious for the general people. May the good results of the benefits (phala-ānisaṃsa) derived from the making of this manuscript support my father, Chan Suk, my mother, Sao (Mrs.) Nyathi, my sister, Sao (Mrs.) Vandi, my uncles, Thit (ex-monk) Thum, Chan Phio, Thit (ex-monk) Cha, Sao (Mrs.) Nyot and all my relatives and friends. May all of them acknowledge this merit. Folio 12 on the recto side: I transcibed [this] from the Tipitak canon and inscribed this manuscript at Ban Phon Sai village, Luang Prabang in Buddhist Era (BE) 2490, Culasakkarat (CS) 1301, a poek chai year.