Acts 17:23

for passing through and contemplating your objects of worship, I found also an erection on which had been inscribed: To God -- unknown; whom, therefore -- not knowing -- ye do worship, this One I announce to you.

John 4:22

ye worship what ye have not known; we worship what we have known, because the salvation is of the Jews;

Acts 17:30

the times, indeed, therefore, of the ignorance God having overlooked, doth now command all men everywhere to reform,

2 Thessalonians 2:4

who is opposing and is raising himself up above all called God or worshipped, so that he in the sanctuary of God as God hath sat down, shewing himself off that he is God -- the day doth not come.

Psalm 50:21

These thou didst, and I kept silent, Thou hast thought that I am like thee, I reprove thee, and set in array before thine eyes.

Psalm 147:20

He hath not done so to any nation, As to judgments, they have not known them. Praise ye Jah!

Matthew 15:9

and in vain do they worship Me, teaching teachings -- commands of men.'

John 8:54

Jesus answered, 'If I glorify myself, my glory is nothing; it is my Father who is glorifying me, of whom ye say that He is your God;

John 17:3

and this is the life age-during, that they may know Thee, the only true God, and him whom Thou didst send -- Jesus Christ;

John 17:25

'Righteous Father, also the world did not know Thee, and I knew Thee, and these have known that Thou didst send me,

Romans 1:20-25

for the invisible things of Him from the creation of the world, by the things made being understood, are plainly seen, both His eternal power and Godhead -- to their being inexcusable;

Romans 1:28

And, according as they did not approve of having God in knowledge, God gave them up to a disapproved mind, to do the things not seemly;

1 Corinthians 1:21

for, seeing in the wisdom of God the world through the wisdom knew not God, it did please God through the foolishness of the preaching to save those believing.

1 Corinthians 8:5

for even if there are those called gods, whether in heaven, whether upon earth -- as there are gods many and lords many --

2 Corinthians 4:4-6

in whom the god of this age did blind the minds of the unbelieving, that there doth not shine forth to them the enlightening of the good news of the glory of the Christ, who is the image of God;

Galatians 4:8-9

But then, indeed, not having known God, ye were in servitude to those not by nature gods,

Ephesians 2:12

that ye were at that time apart from Christ, having been alienated from the commonwealth of Israel, and strangers to the covenants of the promise, having no hope, and without God, in the world;

1 Timothy 1:17

and to the King of the ages, the incorruptible, invisible, only wise God, is honour and glory -- to the ages of the ages! Amen.

1 John 5:20

and we have known that the Son of God is come, and hath given us a mind, that we may know Him who is true, and we are in Him who is true, in His Son Jesus Christ; this one is the true God and the life age-during!

Treasury of Scripture Knowledge

Summary

For as I passed by, and beheld your devotions, I found an altar with this inscription, TO THE UNKNOWN GOD. Whom therefore ye ignorantly worship, him declare I unto you.

Bible References

Devotions

Romans 1:23
and changed the glory of the incorruptible God into the likeness of an image of corruptible man, and of fowls, and of quadrupeds, and of reptiles.
1 Corinthians 8:5
for even if there are those called gods, whether in heaven, whether upon earth -- as there are gods many and lords many --
2 Thessalonians 2:4
who is opposing and is raising himself up above all called God or worshipped, so that he in the sanctuary of God as God hath sat down, shewing himself off that he is God -- the day doth not come.

To

Psalm 147:20
He hath not done so to any nation, As to judgments, they have not known them. Praise ye Jah!
John 17:3
and this is the life age-during, that they may know Thee, the only true God, and him whom Thou didst send -- Jesus Christ;
Romans 1:20
for the invisible things of Him from the creation of the world, by the things made being understood, are plainly seen, both His eternal power and Godhead -- to their being inexcusable;
1 Corinthians 1:21
for, seeing in the wisdom of God the world through the wisdom knew not God, it did please God through the foolishness of the preaching to save those believing.
2 Corinthians 4:4
in whom the god of this age did blind the minds of the unbelieving, that there doth not shine forth to them the enlightening of the good news of the glory of the Christ, who is the image of God;
Galatians 4:8
But then, indeed, not having known God, ye were in servitude to those not by nature gods,
Ephesians 2:12
that ye were at that time apart from Christ, having been alienated from the commonwealth of Israel, and strangers to the covenants of the promise, having no hope, and without God, in the world;
1 Timothy 1:17
and to the King of the ages, the incorruptible, invisible, only wise God, is honour and glory -- to the ages of the ages! Amen.
1 John 5:20
and we have known that the Son of God is come, and hath given us a mind, that we may know Him who is true, and we are in Him who is true, in His Son Jesus Christ; this one is the true God and the life age-during!

Ignorantly

Acts 17:30
the times, indeed, therefore, of the ignorance God having overlooked, doth now command all men everywhere to reform,
Psalm 50:21
These thou didst, and I kept silent, Thou hast thought that I am like thee, I reprove thee, and set in array before thine eyes.
Matthew 15:9
and in vain do they worship Me, teaching teachings -- commands of men.'
John 4:22
ye worship what ye have not known; we worship what we have known, because the salvation is of the Jews;
John 8:54
Jesus answered, 'If I glorify myself, my glory is nothing; it is my Father who is glorifying me, of whom ye say that He is your God;