Vayikra 15:17-19

Orthodox Jewish Bible

¹⁷ And every garment, and every skin, whereon is the shikhvat zera, shall be immersed with mayim, and be tamei until the erev.

¹⁸ The isha also with whom ish shall lie with shikhvat zera, they shall both immerse themselves in mayim, and be tamei until the erev.

¹⁹ And if an isha have a discharge, and her discharge in her body be dahm, she shall be in her state of niddah (state of menstrual separation) seven days; and whosoever toucheth her shall be tamei until the erev.