1)
Was Asaf Heiman's brother?
1.
Malbim: "Achiv" means his colleague in Avodas ha'Shir.
2)
On whose right is he?
1.
'Rashi': He is to the right of Heiman and his sons.
Was Asaf Heiman's brother?
Malbim: "Achiv" means his colleague in Avodas ha'Shir.
On whose right is he?
'Rashi': He is to the right of Heiman and his sons.