The staff of a Brahmana shall be made of such length as to reach the end of his hair; that of a Kshatriya, to reach his forehead; (and) that of a Vaisya, to reach (the tip of his) nose.
Having taken a staff according to his choice, having worshipped the sun and walked round the fire, turning his right hand towards it, (the student) should beg alms according to the prescribed rule.
An initiated Brahmana should beg, beginning (his request with the word) lady (bhavati); a Kshatriya, placing (the word) lady in the middle, but a Vaisya, placing it at the end (of the formula).
मातरं वा स्वसारं वा मातुर्वा भगिनीं निजाम् । भिक्षेत भिक्षां प्रथमं या चैनं नावमानयेत् ॥ ५० ॥
. Let him first beg food of his mother, or of his sister, or of his own maternal aunt, or of (some other) female who will not disgrace him (by a refusal)