Abstract

This aims of this  thesis 1) to study historical background of Uposatha in Buddhism 2) to study style of Uposatha in Thailand, and 3) to study value of Uposatha in present Thai society. the result of this research are:

The origin of Uposatha Hall is of two types namely :-. 1 The bound Sīmā called Baddha Sīmā which is of 4  types  namely :- 1) Khanḍa  Sīmā ,  2) Mahā  Sīmā,  3) Double  Sīmā  and  4) Nadīpāra Sīmā .The tieing  are  of Baddha  Sīmāis called  The infix  of the  Nimita  stones.  In The Buddhism  Law,   it is  mentioned  that the  Nimita stones  are them with 8 binds of material  namely:-  the mountain,  the stones,  the forest,  the tree,  the  anthill,  theroad,  the river or the pool of  water etc.and the unbound  Sīmā  whichis called  A baddhasīmā which in called  A baddhasīmā whith is of 3 types,  namely  ;- 1. Gāma Sīmā,  sattaphantara Sīmā Udakkakhepa Sīmā

In term of the historical background, King Bimbisara once saw the adherents of another religion got together to listen to Dhamma in every half-month and it brought to the strong faith. He told that activity to the Buddha. The Buddha permitted the Sangha to have a recitation of the Fundamental Precepts. Then the Sangha performed the Fundamental Precepts any day and anywhere. The Buddha, having known this, regulated the Sangha to cite the Fundamental Precepts on every half-month in definite area called agreement-boundary which could be marked by eight signs of materials i.e. mountain, stone, forest, tree, molehill, road, river, or basin.

The results are found as follows: styles of Uposathas in four parts of Thailand consist of fifteen styles. The researcher study specific style by field survey and secondary data study.  A Study of Style and Value of Uposatha in Theravada   Buddhism, there were different  Thai architecture which change and transform in time pass.and depends on the head of the monks in communities.

There are five aspects of values on Uposatha. Value in the aspect of a formal act (Sanghakamma) according to the Dhammavinaya consists of four values 1) Apalokanakamma i.e. a consultation 2) Yatti i.e. a motion such as a recitation of the Fundamental Precepts 3) Yattidutiyakammavaca i.e. asking the opinion in the meeting such as Kathina recitation, 4) Yatticatutthakammavaca i.e. asking the opinion for three times such as giving ordination. Value in the aspect of truth is the value of those who support the construction of the Uposatha. Those who could get the construction of Uposatha completed must have the Four Foundation in mind (Adhitthana Dhamma) i.e. wisdom (Panna), truthfulness (Sacca), liberality (Caga), and tranquility (Upasama). Value in the aspect of goodness is the result of donation for construction the Uposatha. It is known as the five result of making merit which consists of 1) Kittisaddo i.e. good reputation 2) Visarado i.e. being brave in association 3) Piyo Devamanussanam i.e. being beloved to humans and Devata 4) Alammulaho Kalum Kato i.e. being conscious in dying 5) Sugatiparayano i.e. having the happy state in future.