Luke 13:24

"Strive to get in through the narrow door, for I tell you many will try to get in and not be able,

Hebrews 4:11

Let us be eager then to enter that Rest, in case anyone falls into the same sort of disobedience.

Hebrews 6:11-12

It is my heart's desire that each of you would prove equally keen upon realizing your full hope to the very end,

2 Peter 1:10

So be the more eager, brothers, to ratify your calling and election, for as you practise these qualities you will never make a slip;

Treasury of Scripture Knowledge

Summary

And they returned to Joshua, and said unto him, Let not all the people go up; but let about two or three thousand men go up and smite Ai; and make not all the people to labour thither; for they are but few.

Bible References

About two

Luke 13:24
"Strive to get in through the narrow door, for I tell you many will try to get in and not be able,
Hebrews 4:11
Let us be eager then to enter that Rest, in case anyone falls into the same sort of disobedience.
Hebrews 6:11
It is my heart's desire that each of you would prove equally keen upon realizing your full hope to the very end,