Rig Veda
प्र भ्रा॑तृ॒त्वं सु॑दान॒वोऽध॑ द्वि॒ता स॑मा॒न्या । मा॒तुर्गर्भे॑ भरामहे ॥ प्र भ्रातृत्वं सुदानवोऽध द्विता समान्या । मातुर्गर्भे भरामहे ॥
Bounteous (deities), we forthwith proclaim aloud that brotherhood of yours in mother's womb, (first) incommon union, then as born in diverse manner.
english translation