11:20 Blessed - Gen 27:27,39; prophetically foretold the particular blessings they should partake of. Jacob and Esau - Preferring the elder before the younger.

Hebrews 11:20 Parallel Commentaries

Faith
This is an old law; it is as old as the first man. No sooner were Cain and Abel born into this world, and no sooner had they attained to manhood, than God gave a practical proclamation of this law, that "without faith it is impossible to please him." Cain and Abel, one bright day, erected an altar side by side with each other. Cain fetched of the fruits of the trees and of the abundance of the soil, and placed them upon his altar; Abel brought of the firstlings of the flock, and laid it upon his …
Charles Haddon Spurgeon—Spurgeon's Sermons Volume 3: 1857

Noah's Faith, Fear, Obedience, and Salvation
We may take pleasure in thinking of Noah as a kind of contrast to Enoch. Enoch was taken away from the evil to come: he saw not the flood, nor heard the wailing of those who were swept away by the waterfloods. His was a delightful deliverance from the harvest of wrath which followed the universal godlessness of the race. It was not his to fight the battle of righteousness to the bitter end; but by a secret rapture he avoided death, and escaped those evil days in which his grandson's lot was cast. …
Charles Haddon Spurgeon—Spurgeon's Sermons Volume 36: 1890

The Best Strengthening Medicine
THOSE WHO OUT OF WEAKNESS were made strong are written among the heroes of faith, and are by no means the least of them. Believers "quenched the violence of fire, escaped the edge of the sword, out of weakness were made strong." Who shall tell which of the three grand deeds of faith is the greatest? Many of us may never have to brave the fiery stake, nor to bow our necks upon the block, to die as Paul did; but if we have grace enough to be out of weakness made strong, we shall not be left out of …
Charles Haddon Spurgeon—Spurgeon's Sermons Volume 37: 1891