Why do they leave Christianity and come to Islam? Quotes

“Quran 3:185: » Every soul will taste of death. And ye will be paid on the Day of Resurrection only that which ye have fairly earned. Whoso is removed from the fire and is made to enter paradise, he indeed is triumphant. The life of this world is but comfort of illusion. »”
― aicha zoubair, Why do they leave Christianity and come to Islam?: A scriptural quest for the truth