In terms of satan counterfeiting things . . .
Scripture is quite clear that he will—and so skillfully, that it would deceive the very elect, were that allowed to be possible.
Also, that satan’s Anti-Christ will
WAGE WAR WITH PEACE . . . and appear as A MAN OF PEACE . . . probably supported by all kinds of miracle working angels of light—again—such a appeared at the Fatima scenes.
I used to accept the phenomena of Lourdes as authentic Christian. I’m no longer allowed that luxury because I know too many details of classic UFO stuff having studied it since 1962.
Biased blindness is not a good route to truth.
So, yes, I can imagine satan counterfeiting all kinds of nice sounding prayers.
An accurate description of yourself.
He comes as an angel of light.