Shahada is the first pillar of the Islam for the believer to testify.

The first pillar of Islam is the shahada:

The First Pillar of Islam is for the believer to testify, in Arabic, that "There is no god but ALLAH and that Muhammad SWT is his messenger."

                                                                   This said the statement is:

                                                           laiilaha illallha muhammaddur.rasullallah.......