Sophia would fund the construction of new churches in the abbeys of Egmond and Rijnsburg.
In 1150, Sophie inherited the County of Bentheim from her brother Otto II.
Her rights were defended by her mother, who acted as her regent in Bentheim.
[1] Sophie successfully claimed Bentheim, and made her spouse co-regent jure uxoris.
During the latter visit, she died in the St. Mary's hospital of the Teutonic Knights in Jerusalem.