Not sure what to do realtionship wise

Been through so much in last 10 years of my realtionship , my anxiety and stress levels through the roof My partner just keeps playing with my heart I swear he just wants me turn round say just go , keeps making certain comments and remarks , I love him lots I don't want let go but I don't know how much more I can take Yesterday he said he would make sure that everyone new that I was the course of everything he's been through alot , We have two holidays planned that now I feel I don't want to go on , When wake up I just feel so miserable Lots people know both of us he's so popular I know everyone will believe him which isn't fair cus he tells them lies but I know people belive him , I'm so tired exhausted im 30 now I just want get married have kids im seeing happen to other women who I know same age as me Im not sure what to do my child isn't his child he's from previous relationship but he's been a dad to him But now I feel like I don't want break my sons heart I think he knows that as well so he kinda knows im not going say to leave But im so hurt in so much pain I can't take his lies or his harshness anymore I don't even like going to shop anymore effected me so many ways iv lost all my friends because of him So much thats happend I just want bee free of it all but at the same time I don't want see him with someone new , iv put so much time effort in our realtionship but its toxic right now , im not sure what to do ... I haven't got anyone who I can trust who want go to him tell him what iv said can someone please suggest what I should do . Everything is practical in his name he's told friends and family lots things that I can't correct cus he go back to them tell them more lies I don't have leg to stand on at all everything like say is in his name so I can't prove anything ....