BG 3.35

It is far better to perform one’s natural prescribed duty, though tinged with faults, than to perform another’s prescribed duty, though perfectly. In fact, it is preferable to die in the discharge of one’s duty, than to follow the path of another, which is fraught with danger.

BG 4.33

O subduer of enemies, sacrifice performed in knowledge is superior to any mechanical material sacrifice. After all, O Parth, all sacrifices of work culminate in knowledge.

BG 18.47

It is better to do one’s own dharma, even though imperfectly, than to do another’s dharma, even though perfectly. By doing one’s innate duties, a person does not incur sin.