Taking the title Sadhu, Sundar began to travel within India and Kashmir. He also went to Afganistan and Tibet. He believed that western influences had corrupted Christian belief and practice. He studied at an Anglican college for a short time. Then he left because the priest tried to get him to dress like a European and adopt other British customs. His travels are believed to have resulted in many conversions. He kept no records so exact information is not available. It is also told that he did miracles through the power of Jesus. 