Verses with the word undefiled in the Old Testament (3 verses):

Psalms 119:1
Blessed are the undefiled in the way, who walk in the law of the LORD.

Canticles 5:2
I sleep, but my heart waketh: it is the voice of my beloved that knocketh, saying, Open to me, my sister, my love, my dove, my undefiled: for my head is filled with dew, and my locks with the drops of the night.

Canticles 6:9
My dove, my undefiled is but one; she is the only one of her mother, she is the choice one of her that bare her. The daughters saw her, and blessed her; yea, the queens and the concubines, and they praised her.