Rigveda 1.164.36
५॥स॒प्तार्ध॑ग॒र्भा भुव॑नस्य॒ रेतो॒ विष्णो॑स्तिष्ठन्ति प्र॒दिशा॒ विध॑र्मणि ।ते धी॒तिभि॒र्मन॑सा॒ ते वि॑प॒श्चित॑: परि॒भुव॒: परि॑ भवन्ति वि॒श्वत॑:॥
5 ||saptārdhagarbhā bhuvanasya reto viṣṇostiṣṭhanti pradiśā vidharmaṇi |te dhītibhirmanasā te vipaścita: paribhuva: pari bhavanti viśvata: ||
Our plain-language meaning of this verse is waiting for scholar review.