i want to start over but these times are hard

hi everyone, i would like some insight ..i have money saved up , iv been planning awhile to leave with my son from my abusive ex... hes too much and as much as im scared to be alone i know ibhave to try. I dont know where to go or do. i know i could get a descent job like the one i have now ..I feel like i have an opportunity to get this peace i need.. for my kids. my kids dad has some settlement money and i want to take a portion and run.. even though he owes me but i know i need to do this and not out of spite.. its been years of abuse. i have no family or friend in any states but i know ill have money and i want to be safe... i just want to able to not blow through it trying to start over .. i wantget my life together and stay away from him. ai want to create financial security for my me and my kids. I come from nothing so this is so scary for me but i know if i put the work in to get advice , stick to my plan i can live a comfortable life