‘The Jews, who are very numerous here, do a considerable trade in cotton, which they spin and dye themselves, as well as in all sorts of glass-ware made by them in Hebron.’ ‘They have an ancient synagogue and pray there day and night, for they are very devout.’
Since they were forbidden access to the Cave of the Patriarchs in Hebron
‘During the ten days of penitence [between the Jewish New Year and the Day of Atonement] they visit the tombs of Jesse, father of King David, and of Abner, son of Ner. There, with faces turned toward the Cave of Machpelah they implore that God will have mercy and restore this sacred place where the patriarchs are buried into their hands, as in former days they used to be.’
Source: Kollek, Teddy; Pearlman, Moshe. Pilgrims to the Holy Land: The story of Pilgrimage Through the Ages. p. 135 and p. 136.