Matsya Purana 239.9

239.9

vedyāṃ nidhāpayeccaiva ratnāni vividhāni ca.
sikatāpariveṣāśca tato'gniñca samindhayet .. 239.8 ..

Lord said —' King! I shall answer your question fully please listen to me' A sovereign who has the well being of his subjects at heart should always perform Gṛiha yajna and Lakṣa homa Gṛiha yajna should be performed at the confluence of rivers as well as before the Divine images and on the plains First a king should find out a suitable spot in company of his preceptor and Rṛtvikas which should be a level piece of ground A sacrificial pit measuring one hand in length and breadth should be dug then The sacrificial pit for a Lakṣa homa should be of double the size (i e, two hands in length and breadth) and that for a Koṭi homa, four times (i e, four hands in length and breadth) - 3 6 There should be two Ṛitvikas and eight Brâhmaṇas well versed in the Vedas who should live on fruits or curds and milk before they perform the sacrifice Various kinds of gems should be thrown by them oir the pit, the enclosure of sand should be made and afterwards sacrificial fire should be lit—7 8