Saravali 34.34.29

34.34.29

dattaka va krīta putra prāpti yoga jñāna
māndaṃ sutarkṣamindurnirīkṣite yadi śunaiścareṇa yutam |
datkaputrotpattiḥ krītaśca budhasya caivaṃ syāt ||

Knowledge of the combination for obtaining an adopted or purchased son:
If the Moon aspects the house of sons belonging to Saturn, conjoined with Saturn,
the birth of an adopted son occurs; and likewise a purchased one, if belonging to Mercury.