I need advice

Amysa
So me and my boyfriend was dating for a year and the day I went I labor with our little girl he broke up with me.. Now we had got back together and pasted that to find out he cheated on me with his so called best friend now we are over he moved out of town (closer to her) and wants to work on him and still trying to convince me to wait on him but the whole time he has been sleeping and spending all his time with her no he came in town to visit and we got into about him doing wrong and about her and all he do is take up for her can some please help me I just want to get over him and be done cause I don't want to put my daughter in this and just get him completely out my life