Rigveda 1.37.10

उदु॒ त्ये सू॒नवो॒ गिर॒: काष्ठा॒ अज्मे॑ष्वत्नत ।वा॒श्रा अ॑भि॒ज्ञु यात॑वे॥

udu tye sūnavo gira: kāṣṭhā ajmeṣvatnata |vāśrā abhijñu yātave ||

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