Career
He grew up in Böle in Piteå and worked as a minister in Jokkmokk 1664/6-1671 and then in Råneå in Luleå until 1680. His treatise was commissioned by the government as a part of a larger work describing the life and faith of the Sami. Together with other, similar "clergy correspondences", it served as a source for Johannes Schefferus and his book Lapponia in 1673.
His treatise contained a drawing of a sami drum, with explanations of the symbols on the membrane.
Rheen was also one of the sources to professor Knight Bachelor Wiklund"s assumption that Swedish reindeer herding Sami had used Norwegian islands during summer.