Romans 5:3-5

and not only so, but we triumph in tribulation also, knowing that tribulation worketh patience; and patience, probation;

Colossians 1:27

to whom God does disclose the glorious advantages of this mystery to you Gentiles, to wit, "that by Christ you may have the expectation of glory."

Treasury of Scripture Knowledge

Summary

And thou shalt be secure, because there is hope; yea, thou shalt dig about thee, and thou shalt take thy rest in safety.

Bible References

Because

Romans 5:3
and not only so, but we triumph in tribulation also, knowing that tribulation worketh patience; and patience, probation;
Colossians 1:27
to whom God does disclose the glorious advantages of this mystery to you Gentiles, to wit, "that by Christ you may have the expectation of glory."