If you forgot your screen lock combination follow these steps.
off your phone
together volume up volume down home button power button
your fingers of the phone when Samsung logo appear
with volume buttons “wipe data/factory reset“ and select it with power button
“yes“ with volume buttons and select it with power button
untiil format is complete
“reboot“
Warning! Do this at your own risk! All your phone data (contacts,photos,videos,music,messa