O Brahmana, to abandon one's own duty is considered to be sin. To stick to one's own duty is certainly a meritorious act.
स्वकर्म त्यजतो ब्रह्मन्नधर्म इह दृश्यते। स्वकर्मनिरतो यस्तु धर्मः स इति निश्चयः॥