Forbidden to you (in marriage) are

(2) your mothers (3) your daughters (4) your sisters (5) your father’s sisters (6) your mother’s sisters (7) your brother’s daughters (8) your sister’s daughters (9) your foster mother who gave you suck (10) your foster milk suckling sisters

(11) Your wives’ mothers (12) your step-daughters under your guardianship born of your wives to whom you have gone in- but there is no sin for you if you have not gone in them (to marry their daughters) (12) the wives of your sons who (spring) from your loins (13) and two sisters in wedlock at the same time except for what has already passed. Verily, Allah is Oft-Forgiving, Most Merciful. (14) Also (forbidden are) women already married, except those (captives) whom your right hands possess. Thus has 

The women that one is forbidden to marry are broken down into the following

Those that are Forever Forbidden to Marry

A. Those Forbidden Due to Blood Relations i. Descendants due to a relationship with a woman no matter how far (a man’s daughter, granddaughter and so fort

His ascendants of women no matter how far (mother, paternal and maternal grandmothers) iii. Descendants from his parents, no matter how far (sisters, half-sisters,...) iv. Sisters- including full and half. v. Siblings of grandparents, great grandparents, and so forth (paternal and maternal aunts, great aunts) vi. Descendants of siblings - nieces through one’s brothers and sisters (whether half or full brothers or sisters)

B. Those Permanently Forbidden as a Result of Marital Relations

i. The wives of any ascendants, no matter how far (father’s wives, grandfathers’ wives)- regardless

. ii. The wives of descendants, such as “daughters-in-law” - regardless of whether consummated or not. Consummation is not, “the wives of your sons” 

. iii. Ascendants of wives, such as the mother-in-law - whether consummated or not. 

note....

Zaid ibn Thabit said that if the man divorced his wife before consummation, he may marry that divorced woman’s mother; but if the woman died before consummation, he may not marry the mother because death is like being after consummation since the woman is entitled to her complete Mahr (dower)

v. Descendants of wives, such as the step-daughter - however, only if the man consummated the marriage with the wife. This condition is made clear in the verse itself