Eliashib was the high priest, and Tobiah was an Ammonite and likely a petty official in the Persian administration of Judea.
فَأَلْيَاشِيبُ كَانَ رَئِيسَ ٱلْكَهَنَةِ ،‏ وَكَانَ طُوبِيَّا عَمُّونِيًّا يَعْمَلُ عَلَى ٱلْأَرْجَحِ لَدَى ٱلْمَلِكِ ٱلْفَارِسِيِّ .‏