Agniveshyagrihyasutra 2.5.12.3

2.5.12.3

eṣu nakṣatreṣu ekasmin nakṣatre kṣetraṃ gatvā pūrvāyāṃ diśi gandhādibhirārādhya śirīṣaparṇairavakīrya gandhaśeṣairātmānamupalipya karṣakāya gandhādi dattvā bījāni vaped yā jātā oṣadhaya ityetenānuvākena \

Under one of these asterisms, having gone to the field, having worshipped in the eastern quarter with perfumes and the like, having strewn it with leaves of the Siris tree, having anointed himself with the remainder of the perfume, and having given perfume and the like to the ploughman, he should sow the seeds with this section: "The plants that were born..."