The Compendium of Caraka 4.8.3

4.8.3

strīpuṃsayoravyāpannaśukraśoṇitagarbhāśayayoḥ śreyasīṃ prajāmicchatostadartha^abhinirvṛttikaraṃ karmopadekṣyāmaḥ//

For a woman and a man whose semen, ovum, and uterus are unafflicted, who desire superior offspring, we shall teach the procedure that accomplishes that aim.