OET interlinear NUM 4:34

uW Translation Notes:

Note 1 topic: grammar-connect-logic-result

וַ⁠יִּפְקֹ֨ד מֹשֶׁ֧ה וְ⁠אַהֲרֹ֛ן וּ⁠נְשִׂיאֵ֥י הָ⁠עֵדָ֖ה

and,he_enrolled Mosheh and,Aaron and,the_leaders_of of,the_congregation

The word translated as And indicates that what follows is a result of what came before. Use a connector in your language that makes it clear that what follows is a result of what came before. Alternate translation: [As a result, Moses and Aaron and the leaders of the congregation counted]

Note 2 topic: figures-of-speech / genericnoun

הַ⁠קְּהָתִ֑י

of,the_Kohathite[s]

The author is not referring to a specific Kohathite. He means all the members of the Kohathite clan in general. If it would be helpful to your readers, you could use an expression that would be more natural in your language. Alternate translation: [the Kohathites]

Note 3 topic: figures-of-speech / explicit

לְ⁠מִשְׁפְּחֹתָ֖⁠ם וּ⁠לְ⁠בֵ֥ית אֲבֹתָֽ⁠ם

to=their=clans and,to,the_house_of their_ancestors_of,their

See how you translated these phrases in 4:2.