OET interlinear ISA 18:5

uW Translation Notes:

Note 1 topic: figures-of-speech / metonymy

לִ⁠פְנֵ֤י קָצִיר֙

to=(the)_face_of/in_front_of/before harvest

Isaiah is using the expression to the face of to mean “before” or “previous to.” If it would be helpful in your language, you could state the meaning plainly. Alternate translation: [before the harvest]

Note 2 topic: figures-of-speech / metaphor

וְ⁠כָרַ֤ת הַ⁠זַּלְזַלִּים֙ בַּ⁠מַּזְמֵר֔וֹת וְ⁠אֶת־הַ⁠נְּטִישׁ֖וֹת הֵסִ֥יר הֵתַֽז

and,he_will_cut_off the,shoots with_(the),knives and=DOM the,tendrils remove hew_away

Isaiah is speaking as if God’s judgment on a nation were the pruning of a vine. Your language may have a comparable expression that you can use in your translation, or you could state the meaning plainly. Alternate translation: [then he will cut down the enemy people, and their leaders he will remove, he will cut them off]

Note 3 topic: writing-pronouns

וְ⁠כָרַ֤ת הַ⁠זַּלְזַלִּים֙ בַּ⁠מַּזְמֵר֔וֹת וְ⁠אֶת־הַ⁠נְּטִישׁ֖וֹת הֵסִ֥יר הֵתַֽז

and,he_will_cut_off the,shoots with_(the),knives and=DOM the,tendrils remove hew_away

Here, Isaiah is using the pronoun he refers to Yahweh. It may be helpful to clarify this for your readers. Alternate translation: [then Yahweh will cut off the shoots with pruning hooks, and the spreading branches, Yahweh will remove, Yahweh will cut off]

Note 4 topic: grammar-connect-logic-result

כִּֽי־לִ⁠פְנֵ֤י קָצִיר֙ כְּ⁠תָם־פֶּ֔רַח וּ⁠בֹ֥סֶר גֹּמֵ֖ל יִֽהְיֶ֣ה נִצָּ֑ה וְ⁠כָרַ֤ת הַ⁠זַּלְזַלִּים֙ בַּ⁠מַּזְמֵר֔וֹת וְ⁠אֶת־הַ⁠נְּטִישׁ֖וֹת הֵסִ֥יר הֵתַֽז

that/for/because/then/when to=(the)_face_of/in_front_of/before harvest just,as_is_finished blossom and,unripe_grape[s] ripening will_belong flower and,he_will_cut_off the,shoots with_(the),knives and=DOM the,tendrils remove hew_away

The word translated as For indicates that what follows is a reason for what came before. Use a connector in your language that makes it clear that what follows is a reason for what came before. Alternate translation: [The reason is that before harvest time, when the blossom is complete and the grape is ripening in the flower, then he will cut off the shoots with pruning hooks, and the spreading branches, he will remove, he will cut off.]