Rigveda 5.45.10

आ सूर्यो॑ अरुहच्छु॒क्रमर्णोऽयु॑क्त॒ यद्ध॒रितो॑ वी॒तपृ॑ष्ठाः ।उ॒द्ना न नाव॑मनयन्त॒ धीरा॑ आशृण्व॒तीरापो॑ अ॒र्वाग॑तिष्ठन्॥

ā sūryo aruhacchukramarṇo'yukta yaddharito vītapṛṣṭhāḥ |udnā na nāvamanayanta dhīrā āśṛṇvatīrāpo arvāgatiṣṭhan ||

Our plain-language meaning of this verse is waiting for scholar review.