OET interlinear 2 SAM 22:46

uW Translation Notes:

Note 1 topic: figures-of-speech / metaphor

יִבֹּ֑לוּ

(Some words not found in UHB: sons_of foreign lose_heart and,they_girded_themselves from,strongholds_of,their )

Here David is speaking of foreign armies as if they were plants that fade away and lose their vitality. If it would be helpful in your language, you could state the meaning plainly. Alternate translation: [lose strength]

Note 2 topic: figures-of-speech / idiom

בְּנֵ֥י נֵכָ֖ר

(Some words not found in UHB: sons_of foreign lose_heart and,they_girded_themselves from,strongholds_of,their )

In certain contexts, biblical authors and characters use the expression son of to indicate that a person has the characteristic of something. In this case, the people whom David is describing have the characteristic of being soldiers of foreign countries that are resisting his rule. If it would be helpful to your readers, you could use an equivalent expression from your language or state the meaning plainly. Alternate translation: [Foreign soldiers]