Romans 3:3

For what if some Jews have proved unfaithful? Shall their faithlessness render God's faithfulness worthless?

Hebrews 4:2

For Good News has been brought to us as truly as to them; but the message they heard failed to benefit them, because they were not one in faith with those who gave heed to it.

Romans 10:16

But, some will say, they have not all hearkened to the Good News. No, for Isaiah asks, "Lord, who has believed the Message they have heard from us?"

2 Timothy 2:13

"And even if *our* faith fails, He remains true--He cannot prove false to Himself."

Romans 9:6

Not however that God's word has failed; for all who have sprung from Israel do not count as Israel,

Matthew 24:35

Earth and sky will pass away, but it is certain that my words will not pass away.

John 1:16

For He it is from whose fulness we have all received, and grace upon grace.

Romans 11:1-7

I ask then, Has God cast off His People? No, indeed. Why, I myself am an Israelite, of the posterity of Abraham and of the tribe of Benjamin.

Romans 11:29

For God does not repent of His free gifts nor of His call;

2 Corinthians 3:18

And all of us, with unveiled faces, reflecting like bright mirrors the glory of the Lord, are being transformed into the same likeness, from one degree of radiant holiness to another, even as derived from the Lord the Spirit.

2 Thessalonians 1:3

Unceasing thanks are due from us to God on your behalf, brethren. They are appropriate because your faith is growing greatly, and the love of every one of you for all the others goes on increasing.

Titus 1:1-2

Paul, a bondservant of God and an Apostle of Jesus Christ for building up the faith of God's own people and spreading a full knowledge of the truths of religion,

Hebrews 6:13-18

For when God gave the promise to Abraham, since He had no one greater to swear by, He swore by Himself,

Treasury of Scripture Knowledge

Summary

For what if some did not believe? shall their unbelief make the faith of God without effect?

General references

Bible References

If some

Romans 9:6
Not however that God's word has failed; for all who have sprung from Israel do not count as Israel,
Romans 10:16
But, some will say, they have not all hearkened to the Good News. No, for Isaiah asks, "Lord, who has believed the Message they have heard from us?"
Romans 11:1
I ask then, Has God cast off His People? No, indeed. Why, I myself am an Israelite, of the posterity of Abraham and of the tribe of Benjamin.
Hebrews 4:2
For Good News has been brought to us as truly as to them; but the message they heard failed to benefit them, because they were not one in faith with those who gave heed to it.

Shall

Romans 11:29
For God does not repent of His free gifts nor of His call;
Matthew 24:35
Earth and sky will pass away, but it is certain that my words will not pass away.
2 Timothy 2:13
"And even if *our* faith fails, He remains true--He cannot prove false to Himself."
Hebrews 6:13
For when God gave the promise to Abraham, since He had no one greater to swear by, He swore by Himself,

Faith

John 1:16
For He it is from whose fulness we have all received, and grace upon grace.
2 Corinthians 3:18
And all of us, with unveiled faces, reflecting like bright mirrors the glory of the Lord, are being transformed into the same likeness, from one degree of radiant holiness to another, even as derived from the Lord the Spirit.
2 Thessalonians 1:3
Unceasing thanks are due from us to God on your behalf, brethren. They are appropriate because your faith is growing greatly, and the love of every one of you for all the others goes on increasing.
Titus 1:1
Paul, a bondservant of God and an Apostle of Jesus Christ for building up the faith of God's own people and spreading a full knowledge of the truths of religion,

General references

Acts 28:24
Some were convinced; others refused to believe.