Noun
The condition of being eternal; endlessness
All of time; eternity
Source: en.wiktionary.orgIt is recognizing God's eternality that liberates our minds from their consumer inclination to reduce him to a commodity. Skye Jethani
He also proclaimed the eternality of the Holy Spirit, saying that the Holy Spirit's actions were somewhat hidden in the Old Testament but much clearer since the ascension of Jesus into Heaven and the descent of the Holy Spirit at the feast of Pentecost. Source: Internet
Rendering aion to indicate eternality in this verse would result in the contradictory phrase “end of eternity”, so the question arises whether it should ever be so. Source: Internet