Bereavement in Judaism as Rosh Hashanah, cancel the mourning period completely. The thirty-day period following burial (including "shiva") is known as "shloshim" (). During "shloshim", a mourner is forbidden to marry or to attend a "seudat mitzvah" (religious festive meal). Men do not shave or get haircuts during this time. Since Judaism teaches that a deceased person can still benefit from the merit of "mitzvot" (commandments) performed in their memory, it is considered a special privilege to bring merit to the departed by learning Torah in their name. A popular custom is to coordinate a group of people who will jointly study the
Mitzvah goreret mitzvah is by habit, in which a person becomes accustomed to performing a mitzvah regularly. The contrast to this belief is called "aveira goreret aveira" in which the commission of an "aveira" (sin) leads to another sin. The phrase has often been used in songs for children to encourage the performance of good works. One popular song, written by Andy Vogel in 1986, was recorded on the Reform Jewish movement's "NFTY at 50" album, and is widely sung in the Reform Jewish movement. Mitzvah goreret mitzvah The Hebrew phrase mitzvah goreret mitzvah, averah goreret averah (Hebrew: מצווה גוררת מצווה; עברה גוררת