I'll answer that with two simple quotations
1 .From the bible let's see how jesus prayed "
"And he (Jesus) went a little further, and fell on his face, and prayed..."-(MATTHEW 26:39). " Hmm funny the muslims pray the way Jesus prayed don't you think ? now the quran says"So woe to those who write the "scripture" with their own hands, then say, "This is from Allah ," in order to exchange it for a small price. Woe to them for what their hands have written and woe to them for what they earn." it is saying the modern day scriptures are corrupted because mathew , luke, john which is open knowledge conflicted with one another meaning they didnt have their details right