It was called this by prophets who by revelation, knew about the comming of the Lord in the future and some of His teachings, and they wanted to give themselves a name.
सरकारले आफूलाई सरसफाइ दूत र पुनर्निर्माण दुतको सम्मान दिएको उल्लेख गर्दै उनले नाम र पदभन्दा पनि काममा रमाउन चाहने भन्दै काम दिनुपर्ने स्पष्ट पारे।