4:20] And if you wish to change one wife for another and you have given her
heaps of treasure, do not take back anything from it; will you take it back by
slander and open sin?
4:21] And how will you take it back whereas you have become unveiled before
each other, and they have taken a strong pledge from you?
4:22] And do not marry the women who were wedded to your fathers (and
grand fathers), except what has already passed; that is indeed an act of
shame and great wrong; and an evil way.
4:23] Forbidden for you are your mothers, and your daughters, and your
sisters, and your fatherís sisters, and your motherís sisters, and your
brothersí daughters and your sistersí daughters, and your foster-mothers (who
breast-fed you), and their daughters (your
foster-sisters), and your wivesí mothers (mothers-in-law),
and your wivesí daughters who are under your protection - born of the women
with whom you have cohabited; and if you have not cohabited with them, then it
is no sin for you to marry their daughters; and (forbidden
are) the wives of your own sons (and
foster-sons and grandsons) and the keeping of two sisters together in
marriage, except what has already passed; indeed Allah is Oft Forgiving, Most