Those Brahmanas who are given to Vedic study, to knowledge, to penances, and to acts, O Bharata, should be known as Rishis.
कव्यानि ज्ञाननिष्ठेभ्यः प्रतिष्ठाप्यानि भारत। तत्र ये ब्राह्मणान् केचिन्न निन्दन्ति हि ते नराः॥