19 "In due measure": filled accurately according to the desire of every person, neither over-filled nor under-filled. In other words, the attendants of the dwellers of Paradise will be so judicious and discerning that they will have accurate judgement about everybody whom they serve wine as to how much of it he wishes to drink. (For the characteristics of the wine of Paradise, see As-Saaffat: 45-47 and the E.N.'s 24 to 27, Muhammad: 15 and E.N. 22, At-'tur; 23 and E.N. 18, Al-Waqi`ah: 19 and E.N. 10) .