TAHLIL. طهليل
The ejaculation “La ilalu, illa ‘llah!” “There is no deity but’ God!” (Mishkat, book x. ch. ii.)
Abu Hurairah relates that the Prophet said, “That person who recites ‘There is deity but God,’ one hundred times, shall receive rewards equal to the emancipation of ten slaves, and shall have one hundred good deeds recorded to his account, and one hundred of his sins shall be blotted out, and the Words shall be a protection from the devil.” [ZIKR.]
The ejaculation “La ilalu, illa ‘llah!” “There is no deity but’ God!” (Mishkat, book x. ch. ii.)
Abu Hurairah relates that the Prophet said, “That person who recites ‘There is deity but God,’ one hundred times, shall receive rewards equal to the emancipation of ten slaves, and shall have one hundred good deeds recorded to his account, and one hundred of his sins shall be blotted out, and the Words shall be a protection from the devil.” [ZIKR.]
Based on Hughes, Dictionary of Islam