Not graded
Bulugh al-Maram 509
وَلِأَبِي دَاوُدَ: عَنْ أُبَيِّ بْنِ كَعْبٍ: { صَلَّى, فَرَكَعَ خَمْسَ رَكَعَاتٍ وَسَجَدَ سَجْدَتَيْنِ, وَفَعَلَ فِي اَلثَّانِيَةِ مِثْلَ ذَلِكَ } 1 .
1 - منكر. رواه أبو داود (1182).
Narrated Ubai bin Ka'b (RA):
"He [the Prophet (ﷺ)] prayed (the Eclipse prayer) and bowed five times and prostrated twice (in the first Rak'ah), and in the second Rak'a he also did the same." [Abu Dawud]
Cited in Bulugh al-Maram (No. 509).