385. An oral tradition?

X is derived from the Salvadora persica ,a small tree or shrub with a crooked trunk, seldom more than one foot in diameter, bark scabrous and cracked, whitish with pendulous extremities.

An important benefit to Muslims is also that the reward of prayer is multiplied 70 times if X is used before it. Although not mentioned in the Qur'an its use is frequently advocated in the Hadith.

What be X?

384. Everything for a reason....

This term refers to the literary technique whereby an element is introduced early in the story, but whose significance does not become clear until later on. For example, a character may find a mysterious object that eventually becomes crucial to the plot, but at the time of finding, the object does not seem to be important.

Which term?