unto an incorruptible and undefiled and unfading inheritance, which is reserved for you in heaven
Other versions
King James Version
To an inheritance incorruptible, and undefiled, and that fadeth not away, reserved in heaven for you, English Standard Version
to an inheritance that is imperishable, undefiled, and unfading, kept in heaven for you,New International Version
and into an inheritance that can never perish, spoil or fade--kept in heaven for you,