There was a Chassidic Rebbe named Reb Yitzchok Moshe Ezriel Licht of
Belzitz, he was the son of Reb Shmelka of Dombitz. He was a disciple of
the Seer of Lublin, he served as the Rabbi in the towns of Belzitz and
Bichov and srrounding areas. He passed away in 1831.
His disciple Reb Kalman Yitzchok of Belzitz suceeded him as "Belzitzer
Spelt Belzec in Polish (and on maps).
It was the site of a notorious death camp in WWII