When I was in therapy I was advised to be careful where and who I sought support from, that proved to be very good advice.
It can be extremely difficult with family. The dynamics can be complex and people can knowingly or unknowingly project their stuff onto us. Breaking out of this is almost impossible, it can have its roots lifelong.
You didn’t deserve the things said to you. Sometimes it might not be apparent exactly how hard a person is trying just to stay reasonably stable as they are, the last thing you need in that situation is to be further criticised.