My man left me and im pregnant what to do?

Ok my man family dont like me at all...we been together for 8 yrs and hav 2 kids...while he left hes fam and came home to work it out.. While onday he visit hes brother and mom and never came bak he left me and my kids. Hes family tells me he dnt want me and dont love me. When i tell him to tell me he hangs up and basically dont tell me its over. While now i found out im prego hes fam said i should hav abort and hes doesnt want me to have hes baby.what do i do??? Should i beleive hes family??