The sequence of the six orders follows the precedent of Scripture

God instructs Moses about the purification rituals for mothers following childbirth; God then describes to Moses and Aaron the procedures for identifying and responding to those infected with leprosy.

In the Torah portion Tazria, God instructs Moses about the purification rituals for mothers following childbirth. God then describes to ...

Water that is stinky but pure.

Singing the demons away.

The sequence of the tractates in the Order "Purities."

Leviticus 14:1-15:33

It’s a bird, it’s a bug!

Fair is a four-letter word.

Some things can wait.