Solomon
Ecclesiastes 12:5BSB·traditional attribution

when men fear the heights and dangers of the road, when the almond tree blossoms, the grasshopper loses its spring, and the caper berry shrivels—for then man goes to his eternal home and mourners walk the streets.

Matthew Henry Presbyterian @wholebiblehenry

Here is, I. A call to young people to think of God, and mind their duty to him, when they are young: Remember now thy Creator in the days of thy youth. This is, 1. The royal preacher's application of his sermon concerning the vanity of the world and every thing in it.

Commenting on Ecclesiastes 12:1-7

John Gill Reformed Baptist @doctorgill

Also when they shall be afraid of that which is high,.... Not of the most high God, before whose tribunal they must shortly appear, as some; but rather of high places, as high hills, mountains, towers, &c. which aged persons are afraid to go up, because of the feebleness and weakness of their limbs, their difficulty of breathing, and the dizziness of their heads; and...

Jamieson-Fausset-Brown Reformed @jfbcommentary

that which is high--The old are afraid of ascending a hill. fears . . . in the way--Even on the level highway they are full of fears of falling, &c. almond . . . flourish--In the East the hair is mostly dark. The white head of the old among the dark-haired is like an almond tree, with its white blossoms, among the dark trees around [HOLDEN].