I need help I don't know what to do!!!

yesterday me and my boyfriend brocked up because someone told him I handle a guy for my lil sistes party wich is not true and he told me that he belived it me that it wasnt true but then he was actin all fuked up so I ask him why and he told me that what did I expect after what they told him so I told him that it was over but then he keep on aksing me out again so I said I don’t know and after that we click… and then later after that I fond out a lot of stuff about my boyfriend my mom told me that she had talk to his mom and that his mom said a lot of stuff about my that iant true I dont even talk to his mom… but then she told me something that has me thinking… she told me that my boyfriend had told his mom that he didnt want to be with me anymore but that im the one that looks for him… witch is not even true I dotn look for him he looks for me… and I don’t know if its true or no that he said that his mom is a lier and I don’t know what to belive… should I tell him everything my mom told me or should I just don’t say nothing… I don’t know what should I do should I call him and tell him or should I just dont call him anymore give it a lil of time and then call him or not call him at all or what should I do!!!?? what about if he calls me what should I say??? help me please!!!