messed up

guys recently split with ex after 10 years 5kids together run up to leaving i got beat up by him as he told me i would never find another man again.. a couple months later he wanted to see the kids i let him as their his kids too well it's been goin great weekend visits to dads they love it i'm happy that my kids r happy.. anyway today..... he rang me super early goin crazy down the fone you better come and collect these kids makin bullshit up saying i've said he wasn't gunah see them again 😳 i have never said that i wouldn't dare so i go for the kids bare in mind it's like an hour drive away to b called a slag i'm unfit as a mother he hopes i die so he can keep his kids ect i left anyway he rang i fort don't answer but i did and all he could say was i'm taking you to court 😳😳😳 like that's messed with my head i don't no where i've gone wrong i haven't spoken bad against him to anyone tbh i take full blame for beatings n arguments i must of done something wrong.. i just wanted a rant and to see wht others wud do in this situation x