2 Peter 3:9

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

1 Timothy 2:4

who would have all men to be saved, and come to the knowledge of the truth.

Hebrews 10:37

For yet a very little while, He that cometh shall come, and shall not tarry.

Habakkuk 2:3

For the vision is yet for the appointed time, and it hasteth toward the end, and shall not lie: though it tarry, wait for it; because it will surely come, it will not delay.

Revelation 2:21

And I gave her time that she should repent; and she willeth not to repent of her fornication.

Psalm 86:15

But thou, O Lord, art a God merciful and gracious, Slow to anger, and abundant in lovingkindness and truth.

Isaiah 30:18

And therefore will Jehovah wait, that he may be gracious unto you; and therefore will he be exalted, that he may have mercy upon you: for Jehovah is a God of justice; blessed are all they that wait for him.

Romans 2:4

Or despisest thou the riches of his goodness and forbearance and longsuffering, not knowing that the goodness of God leadeth thee to repentance?

Romans 9:22

What if God, willing to show his wrath, and to make his power known, endured with much longsuffering vessels of wrath fitted unto destruction:

Exodus 34:6

And Jehovah passed by before him, and proclaimed, Jehovah, Jehovah, a God merciful and gracious, slow to anger, and abundant in lovingkindness and truth,

Isaiah 46:13

I bring near my righteousness, it shall not be far off, and my salvation shall not tarry; and I will place salvation in Zion for Israel my glory.

Luke 18:7-8

And shall not God avenge his elect, that cry to him day and night, and yet he is longsuffering over them?

1 Timothy 1:16

howbeit for this cause I obtained mercy, that in me as chief might Jesus Christ show forth all his longsuffering, for an ensample of them that should thereafter believe on him unto eternal life.

1 Peter 3:20

that aforetime were disobedient, when the longsuffering of God waited in the days of Noah, while the ark was a preparing, wherein few, that is, eight souls, were saved through water:

2 Peter 3:15

And account that the longsuffering of our Lord is salvation; even as our beloved brother Paul also, according to the wisdom given to him, wrote unto you;

Exodus 18:23

If thou shalt do this thing, and God command thee so, then thou shalt be able to endure, and all this people also shall go to their place in peace.

Exodus 32:32

Yet now, if thou wilt forgive their sin-; and if not, blot me, I pray thee, out of thy book which thou hast written.

Exodus 33:11

And Jehovah spake unto Moses face to face, as a man speaketh unto his friend. And he turned again into the camp: but his minister Joshua, the son of Nun, a young man, departed not out of the Tent.

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

Isaiah 46:13
I bring near my righteousness, it shall not be far off, and my salvation shall not tarry; and I will place salvation in Zion for Israel my glory.
Habakkuk 2:3
For the vision is yet for the appointed time, and it hasteth toward the end, and shall not lie: though it tarry, wait for it; because it will surely come, it will not delay.
Luke 18:7
And shall not God avenge his elect, that cry to him day and night, and yet he is longsuffering over them?
Hebrews 10:37
For yet a very little while, He that cometh shall come, and shall not tarry.

But is

2 Peter 3:15
And account that the longsuffering of our Lord is salvation; even as our beloved brother Paul also, according to the wisdom given to him, wrote unto you;
Exodus 34:6
And Jehovah passed by before him, and proclaimed, Jehovah, Jehovah, a God merciful and gracious, slow to anger, and abundant in lovingkindness and truth,
Psalm 86:15
But thou, O Lord, art a God merciful and gracious, Slow to anger, and abundant in lovingkindness and truth.
Isaiah 30:18
And therefore will Jehovah wait, that he may be gracious unto you; and therefore will he be exalted, that he may have mercy upon you: for Jehovah is a God of justice; blessed are all they that wait for him.
Romans 9:22
What if God, willing to show his wrath, and to make his power known, endured with much longsuffering vessels of wrath fitted unto destruction:
1 Timothy 1:16
howbeit for this cause I obtained mercy, that in me as chief might Jesus Christ show forth all his longsuffering, for an ensample of them that should thereafter believe on him unto eternal life.
1 Peter 3:20
that aforetime were disobedient, when the longsuffering of God waited in the days of Noah, while the ark was a preparing, wherein few, that is, eight souls, were saved through water:

Not willing

Exodus 18:23
If thou shalt do this thing, and God command thee so, then thou shalt be able to endure, and all this people also shall go to their place in peace.
Exodus 32:32
Yet now, if thou wilt forgive their sin-; and if not, blot me, I pray thee, out of thy book which thou hast written.
Exodus 33:11
And Jehovah spake unto Moses face to face, as a man speaketh unto his friend. And he turned again into the camp: but his minister Joshua, the son of Nun, a young man, departed not out of the Tent.

But that

Romans 2:4
Or despisest thou the riches of his goodness and forbearance and longsuffering, not knowing that the goodness of God leadeth thee to repentance?
1 Timothy 2:4
who would have all men to be saved, and come to the knowledge of the truth.
Revelation 2:21
And I gave her time that she should repent; and she willeth not to repent of her fornication.

General references

Psalm 114:4
The mountains skipped like rams, The little hills like lambs.
Luke 5:32
I am not come to call the righteous but sinners to repentance.

American Standard Version Public Domain