It is narrated from Sha'bi (may Allah have mercy on him) regarding the inheritance of six brothers and a grandfather that the grandfather should be given one-sixth (the sixth part). Imam Darimi (may Allah have mercy on him) said: That is, Sha'bi used to narrate the statement of Sayyiduna Ali (may Allah be pleased with him).
Hadith Referenceسنن دارمي / من كتاب الفرائض / 2952
Hadith Gradingتحقیق (حسین سلیم أسد الدارانی):إسناده صحيح إلى الشعبي، [مكتبه الشامله نمبر: 2961]
Hadith Takhrijاس روایت کی سند صحیح ہے۔ دیکھئے: [ابن أبى شيبه 11268]