This is an answer from Sh. Muhammad ibn Saleh Al-Uthaimin about the ruling on the Valentine Day.
www.jdci.org - Jeddah Dawah Center Website
JPG 4 MB 2019-05-02
the rulings relating to celebrating : the hijri new year, the birth day of the prophet, the new year's day of the christian, the celebration of the christians
Out of Egypt: The Story of Passover in the Quran
Ruling on taking part in some annual celebrations
Ruling on Muslims congratulating one another on the occasion of the Gregorian New Year
Valentine Day, Birthdays, and Other Daze