That seems to be a matter of debate or denominational disagreement. I was definitely taught that it was all lying in the church I grew up in. But I’m also sure that I probably, at some point growing up, blamed someone else for something that I did to avoid trouble.
Have I lied? … yeah. So have you. So has everybody. Hell, it’s a significant child development stage.
False testimony (or false witness) isn’t just lying in general - it’s slander.
That seems to be a matter of debate or denominational disagreement. I was definitely taught that it was all lying in the church I grew up in. But I’m also sure that I probably, at some point growing up, blamed someone else for something that I did to avoid trouble.