Shahada

To enter the fold of Islam,

all one needs to do is pronounce the testimony of faith (shahadah)
with sincere conviction, fully aware of its meaning. The shahadah is the first and most important of the five pillars of Islam and consists of two parts:

The moment a person embraces Islam is no doubt the most significant period in his or her life. It signifies a rebirth through which they have come to understand better the actual reason behind our existence in this life. After pronouncing the testimony of faith, it is recommended for a new
Muslim to take a bath (ghusl), washing their entire body with water.