Hebrews 3:12

Wherefore I was grieved with that generation, and said, They do alway err in their heart; and they have not known my ways.

So I sware in my wrath, They shall not enter into my rest.)

But exhort one another daily, while it is called To day; lest any of you be hardened through the deceitfulness of sin.

For we are made partakers of Christ, if we hold the beginning of our confidence stedfast unto the end;