Beshr ibn Hasan
Among Beshr ibn Hasan's brothers who were present at the event of Ashura were Amrobne Hasan ( who was killed in the event at Karbala when he was a child ) , Hasan ibn Hasan ( who was famously known as 'Hasan Muthanna' ) , Qasim ibn Hasan ( who was also considered to be one of the martyrs of Karbala ) , Abdullah ibn Hasan ( Abdullah Asghar ) . 
<triplet> Hasan ibn Hasan <subj> Qasim ibn Hasan <obj> sibling <triplet> Qasim ibn Hasan <subj> Hasan ibn Hasan <obj> sibling <subj> Abdullah ibn Hasan <obj> sibling <triplet> Abdullah ibn Hasan <subj> Qasim ibn Hasan <obj> relative