Institutes of the Christian Religion (1559) - John Calvin
Book 2 - God the Redeemer
Chapter 10 - Similarity of Old and New Testaments
Section 12 - The faith of Isaac and Jacob
Isaac and Jacob both faced great earthly trials.
Thus, their hope was not on earthly things.
Section 13 - The patriarchs sought for everlasting life
Heb 11:9-10, 13-16 settles this.
They were stupid if they weren't pursuing something out of this world.
Section 14 - Death for the saints the entrance to life
This is clear from Gen 49:18; Num 23:10; Ps 116:15.
Section 15 - David as proclaimer of hope
"Here I am a stranger, a sojourner, like all my fathers.... My hope is in Thee!"
Psalm 39:12, 7.
He calls us to contemplate that our happiness lies not on earth.
He reminds us throughout the Psalms of "the brevity and the fleeting and transitory image of man's life."
Section 16 - Additional passages applicable to the future life
He also speaks of the "prosperity of believers" throughout the Psalms, which can only mean their state in "heavenly glory."