en_tn_condensed/isa/18/05.md

Before the harvest

This is a harvest of grapes. This can be made explicit. Alternate translation: "Before the grape harvest" (See: rc://en/ta/man/translate/figs-explicit)

when the blossoming is over

It can be stated clearly that this refers to blossoms on grape vines. Alternate translation: "when flowers have finished growing on the grape vines" (See: rc://en/ta/man/translate/figs-explicit)

he will cut off the sprigs with pruning hooks

Yahweh will cut off the branches before the grapes can ripen. Alternate translation: "Yahweh will cut off the branches with knives before their produce fruit" (See: rc://en/ta/man/translate/figs-explicit)

pruning hooks

A pruning hook is a knife that people use to cut branches off of vines or other plants.

he will cut down and take away the spreading branches

Yahweh will throw away the branches in judgment.