tear (one) limb from limb
To violently maim a person or animal. Typically used as a threat, rather than a description of an actual action. If I find out that you're the one who hurt my daughter, I will tear you limb from limb, understand?
tear (someone or some animal) limb from limb
to rip someone or an animal to bits. The explosion tore the workers limb from limb. The crocodiles attacked the wading zebras and tore them limb from limb.