Looking on the internet deeply has found these results:

I heard from friends is the most popular phrase on the web. 

Related Comparison

• I have met some friends or I met some friends?
• We have not heard back from you or We have not heard back about you?
• I heard that or I have heard that ?
• once I hear back from him or once I hear from him?
• We have not hear fron you or We have not heard from you?
• We have heard that or We heard that?