Rigveda 10.11.2
रप॑द्गन्ध॒र्वीरप्या॑ च॒ योष॑णा न॒दस्य॑ ना॒दे परि॑ पातु मे॒ मन॑: ।इ॒ष्टस्य॒ मध्ये॒ अदि॑ति॒र्नि धा॑तु नो॒ भ्राता॑ नो ज्ये॒ष्ठः प्र॑थ॒मो वि वो॑चति॥
rapadgandharvīrapyā ca yoṣaṇā nadasya nāde pari pātu me mana: |iṣṭasya madhye aditirni dhātu no bhrātā no jyeṣṭhaḥ prathamo vi vocati ||
Our plain-language meaning of this verse is waiting for scholar review.