Local journalists are less free than independent journalists would be, so yes we need to take reports with a grain of salt. Which begs the question why has Israel blocked access to independent journalists? That one thing would allow much more reliable reports.
In regards to Motaz Azaiza he criticised Hamas even in social media posts such as this one on his X (Twitter) and Instagram accounts, Azaiza wrote: "Those who turn a blind eye to the suffering and struggles of their own people should matter nought to us. Cursed be those who profit from our blood, scorch our hearts and homes, and wreck our lives."
Too, if he had been linked to Hamas, Israel would never have let him leave Gaza.