Count again.
3:00 pm on Friday to 6:00 am on Sunday is not three days by anyone's count. It's 39 hours. Three days is 72 hours.
Read the Scripture again - it says "three days and three nights". Tell me how Friday afternoon to Dawn on Sunday is "three days and three nights" - it's two days and two nights - at the most.(Friday, Friday night, Saturday, Saturday night. Even if you count Sunday - then what about Sunday night? The Bible says 3 days AND 3 nights.)
Let's see he was in the tomb when it was night on Friday and when it was night on Saturday and when it was night on Sunday.
According to my calculator, that's 3.