Berean Study Bible
or his unmarried sister who is near to him, since she has no husband.

King James Bible
And for his sister a virgin, that is nigh unto him, which hath had no husband; for her may he be defiled.

American Standard Version
and for his sister a virgin, that is near unto him, that hath had no husband; for her may he defile himself.

Darby Bible Translation
and for his sister, a virgin, that is near unto him, who hath had no husband, for her may he make himself unclean.

Douay-Rheims Bible
And for a maiden sister, who hath had no husband:

English Revised Version
and for his sister a virgin, that is near unto him, which hath had no husband, for her may he defile himself.

Young's Literal Translation
and for his sister, the virgin, who is near unto him, who hath not been to a man; for her he is defiled.