Matthew 24:33

Even so, when you see all these things, you may be certain that he is near, even at the doors.

James 5:9

Say no hard things against one another, brothers, so that you will not be judged; see, the judge is waiting at the doors.

Ezekiel 7:2-14

And you, son of man, say, This is what the Lord has said to the land of Israel: An end has come, the end has come on the four quarters of the land.

Hebrews 10:37

In a very little time he who is coming will come; he will not be slow.

1 Peter 4:7

But the end of all things is near: so be serious in your behaviour and keep on the watch with prayer;

Revelation 3:20

See, I am waiting at the door and giving the sign; if my voice comes to any man's ears and he makes the door open, I will come in to him, and will take food with him and he with me.

Treasury of Scripture Knowledge

Summary

So likewise ye, when ye shall see all these things, know that it is near, even at the doors.

General references

Bible References

When

Matthew 24:3
And while he was seated on the Mountain of Olives, the disciples came to him privately, saying, Make clear to us, when will these things be? and what will be the sign of your coming and of the end of the world?

Know

Ezekiel 7:2
And you, son of man, say, This is what the Lord has said to the land of Israel: An end has come, the end has come on the four quarters of the land.
Hebrews 10:37
In a very little time he who is coming will come; he will not be slow.
James 5:9
Say no hard things against one another, brothers, so that you will not be judged; see, the judge is waiting at the doors.
1 Peter 4:7
But the end of all things is near: so be serious in your behaviour and keep on the watch with prayer;

General references

Mark 13:28
Take an example from the fig-tree: when its branches become soft and put out their leaves, you see that the summer is near;

Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain