2 Timothy 2:13

if we believe not he continues faithful; for he cannot deny himself.

Romans 3:3

For what if some did not believe? Will their unbelief destroy the faith of God?

Titus 1:2

for the hope of eternal life, which God who cannot lie announced before eternal ages,

Matthew 24:35

Heaven and earth shall pass away, but my words shall not pass away.

Romans 9:6

Not that the word of God has failed of being accomplished. For all are not Israel who are of Israel;

1 Corinthians 1:9

God is faithful by whom you are called into the society of his Son Jesus Christ our Lord.

1 Thessalonians 5:24

Faithful is he that calls you, who will also perform.

2 Thessalonians 3:3

But the Lord is faithful, who will confirm you, and guard you from evil.

Hebrews 6:18

that by two immutable things, in which it is impossible for God to lie, we might have strong consolation, who fled to lay hold on the hope set before us,

Treasury of Scripture Knowledge

Summary

If we believe not, yet he abideth faithful: he cannot deny himself.

Bible References

Yet

Matthew 24:35
Heaven and earth shall pass away, but my words shall not pass away.
Romans 3:3
For what if some did not believe? Will their unbelief destroy the faith of God?
Romans 9:6
Not that the word of God has failed of being accomplished. For all are not Israel who are of Israel;
1 Thessalonians 5:24
Faithful is he that calls you, who will also perform.
2 Thessalonians 3:3
But the Lord is faithful, who will confirm you, and guard you from evil.

He cannot

Titus 1:2
for the hope of eternal life, which God who cannot lie announced before eternal ages,
Hebrews 6:18
that by two immutable things, in which it is impossible for God to lie, we might have strong consolation, who fled to lay hold on the hope set before us,