She who is the mother of the Apsaras removes the fetus from the womb. And then the learned men say that the conception has become stationary.
या जनित्री त्वप्सरसां गर्भमास्ते प्रगृह्य सा॥ उपनष्टं ततो गर्भ कथयन्ति मनीषिणः।