Put password wrong and locked out of phone

Follow these instructions to reset / erase the phone and then set it up again. You can use your current backup to restore the phone, so it will look like it did before you forgot the passcode.

How to reset your iPhone, iPad, or iPod touch when you forgot your passcode - Apple Support

If you take the phone to an Apple Store, they will perform the same steps.

Wait 3 hours and then enter the correct passcode.

Or, are you really saying that you have forgotten the passcode?