Umar ibn Ali
عمر بن علي بن الحسين
Third generation, died 120 AH in Madinah. Named in the chains of 4 narrations of the library, 1 in Muslim, 1 in Tirmidhi, 1 in Ahmad.
4narrations name him
4collections
120 AHhe died, in Madinah
In the books of narrators: Truthful, صدوق فاضل.