((مَنْ قَالَ: سُبْحَانَ اللَّهِ الْعَظِيمِ وَبِحَمْدِهِ غُرِسَتْ لَهُ نَخْلَةٌ فِي الْجَنَّةِ)).
(Jabbir related that the Prophet said: ‘Whoever says: (How perfect Allah is . The Supreme, and I praise Him.) a palm tree is planted for him in paradise.)
At-Tirmidhi 5/511, and Al-Hakim who graded it authentic and Ath-Thahabi agreed 1/501. See also Al-Albani, Sahihul-Jami' As-Saghir 5/531 and Sahih At-Tirmidhi3/160.