<P> The Hanbali Sunni madhab states that the age of fifteen of a solar or lunar calendar is when one's taklif (obligation or responsibility) begins and is the stage whereby one has his deeds recorded . </P> <Ul> <Li> In the Hebrew numbering system, the number 15 is not written according to the usual method, with the letters that represent "10" and "5" (י - ה, yodh and heh), because those spell out one of the Jewish names of God . Instead, the date is written with the letters representing "9" and "6" (ט - ו, teth and vav) </Li> <Li> Passover begins on the 15th day of the Hebrew month of Nisan </Li> <Li> Sukkot begins on the 15th day of the Hebrew month of Tishrei </Li> <Li> Tu Bishvat is a Jewish holiday occurring on the 15th of the Hebrew month of Shevat </Li> </Ul> <Li> In the Hebrew numbering system, the number 15 is not written according to the usual method, with the letters that represent "10" and "5" (י - ה, yodh and heh), because those spell out one of the Jewish names of God . Instead, the date is written with the letters representing "9" and "6" (ט - ו, teth and vav) </Li> <Li> Passover begins on the 15th day of the Hebrew month of Nisan </Li>

What does the number fifteen mean in the bible