In this task, you are given a sentence from the Quran in English, and your task is to translate it into Persian.
Q: Those that lower their voices in the presence of Allah's Messenger,- their hearts has Allah tested for piety: for them is Forgiveness and a great Reward.
A:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
بی تردید کسانی که صدایشان را نزد رسول خدا پایین می‌آورند، همانان هستند که خدا دل هایشان را برای پرهیزکاری امتحان کرده، آنان را آمرزش و پاداشی بزرگ است.