Luke 12:36

and be like men who are waiting for their master to return from the wedding feast, so that they may open to him immediately when he comes and knocks.

Revelation 3:20

Behold, I stand at the door and knock. If any one hears my voice and opens the door, I will come in to him and eat with him, and he with me.

Matthew 22:1-14

And again Jesus spoke to them in parables, saying:

Matthew 24:42-44

Watch therefore, for you do not know on what day your Lord is coming.

Matthew 25:1-13

"Then the kingdom of heaven shall be likened to ten virgins who took their lamps and went out to meet the bridegroom.

Mark 13:34-37

It is like a man going on a journey, when he leaves his house and puts his servants in charge, each with his work, and commands the doorkeeper to be on the watch.

Luke 2:25-30

Now there was a man in Jerusalem, whose name was Simeon, and this man was righteous and devout, waiting for the consolation of Israel, and the Holy Spirit was upon him.

James 5:7-8

Therefore be patient, brethren, until the coming of the Lord. See how the farmer waits for the precious fruit of the earth, being patient over it, until it receives the early and late rains.

2 Peter 1:13-15

I think it right, as long as I am in this body, to stir you up by way of reminder,

Jude 1:20-21

But you, beloved, build yourselves up on your most holy faith; pray in the Holy Spirit;

Treasury of Scripture Knowledge

Summary

And ye yourselves like unto men that wait for their lord, when he will return from the wedding; that when he cometh and knocketh, they may open unto him immediately.

Bible References

Men

Luke 2:25
Now there was a man in Jerusalem, whose name was Simeon, and this man was righteous and devout, waiting for the consolation of Israel, and the Holy Spirit was upon him.
Matthew 24:42
Watch therefore, for you do not know on what day your Lord is coming.
Mark 13:34
It is like a man going on a journey, when he leaves his house and puts his servants in charge, each with his work, and commands the doorkeeper to be on the watch.
James 5:7
Therefore be patient, brethren, until the coming of the Lord. See how the farmer waits for the precious fruit of the earth, being patient over it, until it receives the early and late rains.
2 Peter 1:13
I think it right, as long as I am in this body, to stir you up by way of reminder,
Jude 1:20
But you, beloved, build yourselves up on your most holy faith; pray in the Holy Spirit;

Return

Matthew 22:1
And again Jesus spoke to them in parables, saying:
Matthew 25:1
"Then the kingdom of heaven shall be likened to ten virgins who took their lamps and went out to meet the bridegroom.

When

Revelation 3:20
Behold, I stand at the door and knock. If any one hears my voice and opens the door, I will come in to him and eat with him, and he with me.