OET interlinear 1 SAM 30:14

uW Translation Notes:

Note 1 topic: figures-of-speech / genericnoun

הַ⁠כְּרֵתִ֛י

(Some words not found in UHB: we raided Negeⱱ_of of,the_Kerethite[s] and,on which/who [belongs]_to,Judah and,on Negeⱱ_of Kālēⱱ/(Caleb) and=DOM Tsiqlag/(Ziklag) burnt with,fire )

The author is not referring to a specific Kerethite. He means Kerethites in general. It may be more natural in your language to express this meaning by using a plural form as in the UST.

Note 2 topic: figures-of-speech / metonymy

כָּלֵ֑ב

(Some words not found in UHB: we raided Negeⱱ_of of,the_Kerethite[s] and,on which/who [belongs]_to,Judah and,on Negeⱱ_of Kālēⱱ/(Caleb) and=DOM Tsiqlag/(Ziklag) burnt with,fire )

The author is using the name of the ancestor Caleb to refer to his descendants. If it would be helpful in your language, you could state the meaning plainly. Alternate translation: [the Calebites]

Note 3 topic: figures-of-speech / explicitinfo

שָׂרַ֥פְנוּ בָ⁠אֵֽשׁ

(Some words not found in UHB: we raided Negeⱱ_of of,the_Kerethite[s] and,on which/who [belongs]_to,Judah and,on Negeⱱ_of Kālēⱱ/(Caleb) and=DOM Tsiqlag/(Ziklag) burnt with,fire )

It might seem that this expression contains extra information that would not be natural to express in your language. If so, you can shorten it. See how you translated the similar expression in 30:3. Alternate translation: [we burned down] or [we set on fire]