Source: The Daily Beast:

Question 5: Is it permissible to have intercourse with a female captive immediately after taking possession [of her]?

If she is a virgin, he [her master] can have intercourse with her immediately after taking possession of her. However, is she isn’t, her uterus must be purified [first]…

Question 7: Is it permissible to separate a mother from her children through [the act of] buying and selling?

It is not permissible to separate a mother from her prepubescent children through buying, selling or giving away [a captive or slave]. [But] it is permissible to separate them if the children are grown and mature.

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