Thietmar of Merseburg
Thietmar of Merseburg recorded in 981 toponym "Chrvuati vicus" (also later recorded in 11th-14th century), which is present-day Großkorbetha, between Halle and Merseburg in Saxony-Anhalt, Germany. The "Chruuati" (901) and "Chruuati" (981) near Halle. In charter by Henry II is recorded "Chruazzis" (1012), by Henry III as "Churbate" (1055), by Henry IV as "Grawat" (also "Curewate", 1086). This settlement today is Korbetha on river Saale, near Weißenfels.