Hebrews 4:1 New King James Version (NKJV)
The Promise of Rest
4 Therefore, since a promise remains of entering His rest, let us fear lest any of you seem to have come short of it.
Hebrews 4:1 New International Version (NIV)
A Sabbath-Rest for the People of God
4 Therefore, since the promise of entering his rest still stands, let us be careful that none of you be found to have fallen short of it.