The Supreme Personality of Godhead, Śrī Kṛṣṇa, who has full potency, will personally appear as the son of Vasudeva. Therefore all the wives of the demigods should also appear in order to satisfy Him.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
वसुदेवगृहे साक्षाद्भगवान् पुरुषः परः । जनिष्यते तत्प्रियार्थं सम्भवन्तु सुरस्त्रियः
vasudevagṛhe sākṣādbhagavān puruṣaḥ paraḥ | janiṣyate tatpriyārthaṃ sambhavantu surastriyaḥ
SB 10.1.23