We have heard that once upon a time, the Grandfather of all the worlds, viz., the divine Brahmana, desiring to celebrate a sacrifice, could not find a priest equally qualified like himself.
ब्रह्मा यियक्षुर्भगवान् सर्वलोकपितामहः। ऋत्विजं नात्मनस्तुल्यं ददर्शेति हि नः श्रुतम्॥