Even where a sower may not see a lot of increase as a result of his work, he has not necessarily been less diligent or faithful than others.
فَٱلنَّتَائِجُ تَعْتَمِدُ إِلَى حَدٍّ كَبِيرٍ عَلَى نَوْعِيَّةِ قَلْبِ ٱلسَّامِعِ .‏