 स दर्भं संस्तराद्गृह्य ब्राह्मेणास्त्रेण योजयत्।।स दीप्त इव कालाग्निर्जज्वालाभिमुखो द्विजम्। 
 Taking out a blade of darbha grass from your mat, you invoked the weapon of Brahma by reciting the mantra. Then you discharged it which blazed like the fire of death and went spearheading towards the crow. 