What has been Related About The Inheritance For The Grandfather Jami` at-Tirmidhi 2099

Arabic hadith text
حَدَّثَنَا الْحَسَنُ بْنُ عَرَفَةَ، قال حَدَّثَنَا يَزِيدُ بْنُ هَارُونَ، عَنْ هَمَّامِ بْنِ يَحْيَى، عَنْ قَتَادَةَ، عَنِ الْحَسَنِ، عَنْ عِمْرَانَ بْنِ حُصَيْنٍ، قَالَ جَاءَ رَجُلٌ إِلَى رَسُولِ اللَّهِ صلى الله عليه وسلم فَقَالَ إِنَّ ابْنِي مَاتَ فَمَا لِي فِي مِيرَاثِهِ قَالَ ‏"‏ لَكَ السُّدُسُ ‏"‏ ‏.‏ فَلَمَّا وَلَّى دَعَاهُ فَقَالَ ‏"‏ لَكَ سُدُسٌ آخَرُ ‏"‏ ‏.‏ فَلَمَّا وَلَّى دَعَاهُ قَالَ ‏"‏ إِنَّ السُّدُسَ الآخَرَ طُعْمَةٌ ‏"‏ ‏.‏ قَالَ أَبُو عِيسَى هَذَا حَدِيثٌ حَسَنٌ صَحِيحٌ ‏.‏ وَفِي الْبَابِ عَنْ مَعْقِلِ بْنِ يَسَارٍ
Translation
'Imran bin Husain narrated

"A man came to the Prophet (S.A.W) and said" 'My son died, so what do I inherit from him?' He said: 'For you is a sixth.' When he turned to leave,he called him and said: 'For you is another sixth.' So when he turned to leave , he called him saying: 'The last sixth is consumable for you.'"