Vak Sukta by Vac Abhrini from Rigved 10th Mandal 125 sukta

The Vac Sukta in Rigveda, which is traditionally known as heard by Risi Abrhini; she proclaims her oneness (tadatmya) with the entire universe in the form of Vac, which can be variously translated as speech or the Word. This hymn is known to the Shaktas as the Devi Sukta.