उपनयन संस्कार जसलाई ब्रतबन्ध पनि भनिन्छ || संस्कृत ब्रत = वाचा, बन्धन = बाँधिनु At Upanayana ceremony of Nepalis combines choodakarma (tonsure, shave the head) and Upanayana saṃskāra locally known as Bratabandha (Sanskrit brata = promise, bandhan = to be bound). In the Hindu tradition, the bartaman marks a boy's passage into manhood and the assumption of moral and social responsibilities.