Evidently the Greek Old Testament (LXX, Septuagint) uses aionios of finite duration:
I have considered the days of old, the years of ancient(aionios) times. (Psa.77:5)
Don’t move the ancient(aionios) boundary stone, which your fathers have set up. (Prov.22:28)
Don’t move the ancient(aionios) boundary stone. Don’t encroach on the fields of the fatherless: (Prov.23:10)
Those from among you will rebuild the ancient(aionios) ruins; You will raise up the age-old(aionios) foundations;… (Isa 58:12a)
Thus says the Lord Yahweh: Because the enemy has said against you, Aha! and, The ancient(aionios) high places are ours in possession; (Ezek.36:2)
Because of thy having an enmity age-during(aionios)… (Ezek.35:5a)
They will rebuild the perpetual(aionios) ruins and restore the places that were desolate; (Isa.61:4a)
I went down to the bottoms of the mountains. The earth barred me in forever(aionios): yet have you brought up my life from the pit, Yahweh my God. (Jonah 2:6)
He beat back His foes; He gave them lasting(aionios) shame. (Psa.78:66)
Will you keep the old(aionios) way, which wicked men have trodden (Job 22:15)
Will it make an agreement with you for you to take it as your slave for life(aionios)? (Job 41:4)
’Will you not fear me?" says The Lord "will you not be cautious in front of my face? The One who appointed the sand to be the boundary to the sea, by perpetual(aionios) decree, that it will not cross over though it will be agitated it is not able and though the waves resound within her yet she will not overstep it. (Jer.5:22)
Their land will be an object of horror and of lasting(aionios) scorn; all who pass by will be appalled and will shake their heads. (Jer.18:16)
Behold I will send, and take all the kindreds of the north, saith the Lord, and Nabuchodonosor the king of Babylon my servant: and I will bring them against this land, and against the inhabitants thereof, and against all the nations that are round about it: and I will destroy them, and make them an astonishment and a hissing, and perpetual(aionios) desolations. (Jer.25:9)
And it shall come to pass, when seventy years are accomplished, that I will punish the king of Babylon, and that nation, saith the LORD, for their iniquity, and the land of the Chaldeans; and I will make it perpetual(aionios) desolations. (Jer.25:12)
In their heat I will make their feasts, and I will make them drunken, that they may rejoice, and sleep a perpetual(aionios) sleep, and not wake, saith the LORD. (Jer.51:39)
When I shall bring thee down with them that descend into the pit, with the people of old time, and shall set thee in the low parts of the earth, in places desolate of old(aionios), with them that go down to the pit, that thou be not inhabited; and I shall set glory in the land of the living; (Ezek.26:20)
I will make you a perpetual(aionios) desolation, and your cities shall not be inhabited; and you shall know that I am Yahweh. (Ezek.35:9)
From those sleeping in the soil of the ground many shall awake, these to eonian(aionios) life and these to reproach for eonian(aionios) repulsion. (Daniel 12:2)
Thus says Yahweh, “Stand in the ways and see, and ask for the old(aionios) paths, ‘Where is the good way?’ and walk in it, and you will find rest for your souls. But they said, ‘We will not walk in it.’ (Jer.6:16)
For my people have forgotten me, they have burned incense to false gods; and they have been made to stumble in their ways, in the ancient(aionios) paths, to walk in byways, in a way not built up; (Jer.18:15)
Then he remembered the days of old(aionios), Moses and his people, saying, Where is he who brought them up out of the sea with the shepherds of his flock?where is he who put his holy Spirit in the midst of them? (Isa.63:11)
tentmaker.org/books/hope_beyond_hell.pdf
“…it doesn’t say what most evangelizers of hopelessness want it to say in that regard either.”
“It is false, he maintained, to translate that phrase as “everlasting punishment,” introducing into the New Testament the concept found in the Islamic Quran that God is going to torture the wicked forever.”