20 And the firstling of an ass thou shalt redeem with a lamb and if thou wilt not redeem it then thou shalt break its neck All the firstborn of thy sons thou shalt redeem And none shall appear before me empty

What is the correctly punctuated version of this sentence?
20 And the firstling of an ass thou shalt redeem with a lamb: and if thou wilt not redeem it, then thou shalt break its neck. All the first-born of thy sons thou shalt redeem. And none shall appear before me empty.