Leviticus 15:9
When a man who has a discharge sits on a saddle, it becomes unclean.
Genesis 31:34
Rachel took the images. She put them in the camels' basket and was seated on them. Laban searched through the tent and did not find them.
Treasury of Scripture Knowledge
Summary
And what saddle soever he rideth upon that hath the issue shall be unclean.
General references
Bible References
General references
Leviticus 15:20
Everything she lies on or sits on during her period will be unclean.