Mishkat al-Masabih 1148
Abu Huraira used to say:
If one is in time for the rak'a he is credited with the sajda , but if one misses the recitation of Umm al- Qur'an (Al-Qur’an; 1) a great amount of good has passed him by. 

Malik transmitted it.
وَعَن أبي هُرَيْرَة أَنَّهُ كَانَ يَقُولُ: «مَنْ أَدْرَكَ الرَّكْعَةَ فَقَدْ أَدْرَكَ السَّجْدَةَ وَمَنْ فَاتَتْهُ قِرَاءَةُ أُمِّ الْقُرْآنِ فقد فَاتَهُ خير كثير» . رَوَاهُ مَالك