"Blaspheme" means to speak disrespectfully or irreverently about something sacred or religious, such as a deity, beliefs, or sacred texts. It involves expressing offensive or sacrilegious thoughts about these sacred elements. Full definition
Which one is supposed to be the god blasphemed against? (nakedpastor.com)
It is YOU who blasphemes God by projecting your bigotry and hate onto Him. (nakedpastor.com)
And yes certainly Mary's heart breaking at Jesus challenging authority that claimed he was casting demons out by the power of Belzebub saying anyone who blasphemes against the Holy Spirit will not be forgiven. (nakedpastor.com)