ὀμνύω 
Omnuo 
ἐν 
En 
by
οὐρανός 
Ouranos 
,
ὀμνύω 
Omnuo 
ἐν 
En 
by
θρόνος 
Thronos 
the throne
θεός 
theos 
of God
,
and
ἐν 
En 
by
κάθημαι 
Kathemai 

THE HOLY BIBLE, NEW INTERNATIONAL VERSION®, NIV® Copyright © 1973, 1978, 1984, 2011 by Biblica.