صحيح البخاري
Sahih Bukhari
كتاب الأذان
The Book of Adhan
باب الصف الأول:
(73) Chapter. The first row.
Hadith Number: 721
وقال: ولو يعلمون ما في التهجير لاستبقوا، ولو يعلمون ما في العتمة والصبح لاتوهما ولو حبوا، ولو يعلمون ما في الصف المقدم لاستهموا".
And then he added, "If the people knew the Reward for the Zuhr prayer in its early time, they would race for it. If they knew the reward for the `Isha' and the Fajr prayers in congregation, they would join them even if they had to crawl. If they knew the reward for the first row, they would draw lots for it."
حكم: أحاديث صحيح البخاريّ كلّها صحيحة