Dānavavaṃśa-pradhāna-nāmāvalī
Catalogue of Prominent Sons of Danu
शरभः श्वलभश्चैव सूर्याचन्द्रमसावुभौ / असुराणां स्मृतावेतौ सुराणां च प्रभाविणौ
śarabhaḥ śvalabhaścaiva sūryācandramasāvubhau / asurāṇāṃ smṛtāvetau surāṇāṃ ca prabhāviṇau
Śarabha and Śvalabha—these two are spoken of as the Sun and the Moon; remembered among the Asuras and mighty in influence among the Suras (Devas).