OET interlinear JOB 40:23

uW Translation Notes:

Note 1 topic: grammar-connect-condition-hypothetical

הֵ֤ן יַעֲשֹׁ֣ק נָ֭הָר

if (Some words not found in UHB: if rages river not frightened confident that/for/because/then/when rushes Yardēn/(Jordan) to/towards mouth_of,its )

Yahweh is using the word Behold to introduce a conditional statement, that is, to say how Behemoth would respond if a certain thing happened. It may be helpful to clarify this for your readers. Alternate translation: [Even if a river overflows]

Note 2 topic: figures-of-speech / explicit

לֹ֣א יַחְפּ֑וֹז

not frightened

Yahweh means implicitly that Behemoth does not tremble with fear when rivers flood. You could indicate that in your translation if it would be helpful to your readers. Alternate translation: [it does not tremble with fear]

Note 3 topic: figures-of-speech / synecdoche

יַרְדֵּ֣ן

(Some words not found in UHB: if rages river not frightened confident that/for/because/then/when rushes Yardēn/(Jordan) to/towards mouth_of,its )

Yahweh is using one specific river, the Jordan, to mean any river in which Behemoth might be living. If it would be helpful in your language, you could state the meaning plainly. Alternate translation: [the river in which it is living]