2 Peter 3:9

The Lord is not slow about His promise, in the sense in which some think of slowness, but He is really dealing patiently with you, because He is not willing for any to perish but for all to have an opportunity to repent?

1 Timothy 2:4

who is ever willing for all mankind to be saved and to come to an increasing knowledge of the truth.

Hebrews 10:37

"In just a very little while, the Coming One will come and not delay;

Revelation 2:21

I have given her time to repent, but she refuses to repent of her immorality.

Romans 2:4

Do you think so little of the riches of God's kindness, forbearance, and patience, not conscious that His kindness is meant to lead you to repentance?

Romans 9:22

And what if God, though wishing to display His anger and make known His power, yet, has most patiently borne with the objects of His anger, already ripe for destruction,

Luke 18:7-8

And will not God give justice and protection to His chosen people who continue to cry to Him day and night, since He is so patient with them?

1 Timothy 1:16

Yet, mercy was shown me for the very purpose that in my case as the foremost of sinners Jesus might display His perfect patience, to make me an example to those who in the future might believe on Him to obtain eternal life.

1 Peter 3:20

who had once been disobedient, while God's patience was awaiting in the days when Noah was preparing an ark, in which a few people-- eight, to be exact -- were brought safely through the water.

2 Peter 3:15

Always think of our Lord's patience as salvation, just as our dearly beloved brother Paul, with the wisdom granted him, wrote you to do,

Treasury of Scripture Knowledge

Summary

The Lord is not slack concerning his promise, as some men count slackness; but is longsuffering to us-ward, not willing that any should perish, but that all should come to repentance.

General references

Bible References

Is not

Luke 18:7
And will not God give justice and protection to His chosen people who continue to cry to Him day and night, since He is so patient with them?
Hebrews 10:37
"In just a very little while, the Coming One will come and not delay;

But is

2 Peter 3:15
Always think of our Lord's patience as salvation, just as our dearly beloved brother Paul, with the wisdom granted him, wrote you to do,
Romans 9:22
And what if God, though wishing to display His anger and make known His power, yet, has most patiently borne with the objects of His anger, already ripe for destruction,
1 Timothy 1:16
Yet, mercy was shown me for the very purpose that in my case as the foremost of sinners Jesus might display His perfect patience, to make me an example to those who in the future might believe on Him to obtain eternal life.
1 Peter 3:20
who had once been disobedient, while God's patience was awaiting in the days when Noah was preparing an ark, in which a few people-- eight, to be exact -- were brought safely through the water.

But that

Romans 2:4
Do you think so little of the riches of God's kindness, forbearance, and patience, not conscious that His kindness is meant to lead you to repentance?
1 Timothy 2:4
who is ever willing for all mankind to be saved and to come to an increasing knowledge of the truth.
Revelation 2:21
I have given her time to repent, but she refuses to repent of her immorality.

General references

Luke 5:32
It is not upright but sinful people that I have come to invite to repentance."