The सुक्त highlights the significance of अग्नि , the divine force embodying energy and enlightenment, who nourishes and empowers the devoted through oblations. अग्नि , brilliant and indomitable, encompasses both heaven and earth, providing protection within an impregnable realm, while granting strength to the faithful. The vivid imagery captures अग्नि as radiant and fierce, sparking amidst the ashes, ever subduing foes [rv-5-19-1 ] rv • Book 5 .