At the Exodus of Egypt

The sages have instituted that every year in the Passover celebration we should drink 4 cups of wine.

But why not have four matzahs. for the same reason. ?

What’s the difference between three and four?

Why 4 cups of wine and three matzo ?

Why does a ג have a front forward leg?

Why are there three fathers and 4 mothers?

Everything in judaism is precise