 ऋत्विजश्चानुपूर्व्येण मन्त्रवन्मन्त्रकोविदा:।।चक्रु: कर्माणि सर्वाणि यथाकल्पं यथाविधि। 
 The officiating priests proficient in chanting mantras performed in order of their respective ranks all the rites in accordance with the Yojanakalpa adhering to codes and traditions. 