The Law Code of Devala 3.9: Dāyabhāga · Dattaka · Vivādaratnākara

3.9

ete dvādaśa putrās tu santatyartham udāhṛtāḥ | ātmajāḥ parajāś caiva labdhā yādṛcchikās tathā | teṣāṃ ṣaḍ bandhudāyādāḥ pūrve 'nye pitur eva ṣaṭ

How should their bathing, how their cleansing, how their penance be? / What conduct should they adopt? Tell us that in full detail.”

These twelve sons are declared for the continuance of the line: born of oneself, born of another, acquired, and come by chance; of them the first six are kinsmen and heirs, the other six (heirs) of the father only.