OET interlinear LEV 14:51

uW Translation Notes:

Note 1 topic: writing-pronouns

וְ⁠לָקַ֣ח

and=he/it_will_take

Here, he refers to the priest and not to the owner of the house that is being cleansed. It may be helpful to clarify this for your readers. Alternate translation: [And the priest shall take]

Note 2 topic: figures-of-speech / activepassive

בְּ⁠דַם֙ הַ⁠צִּפֹּ֣ר הַ⁠שְּׁחוּטָ֔ה

(Some words not found in UHB: and=he/it_will_take DOM tree/message of_(the),cedar and=DOM the,hyssop and=DOM yarn_of of,the_worm and=DOM the,bird the=living and,he_will_dip DOM=them in,the_blood_of of,the_bird [which]_had,the_throat_cut and,in,water the=life and,he_will_spatter_[it] to/towards the,house seven times )

If your language does not use the passive form in this way, you can state this in active form or in another way that is natural in your language. Alternate translation: [in the blood of the bird that the owner of the house slaughtered]

Note 3 topic: figures-of-speech / idiom

וּ⁠בַ⁠מַּ֖יִם הַֽ⁠חַיִּ֑ים

(Some words not found in UHB: and=he/it_will_take DOM tree/message of_(the),cedar and=DOM the,hyssop and=DOM yarn_of of,the_worm and=DOM the,bird the=living and,he_will_dip DOM=them in,the_blood_of of,the_bird [which]_had,the_throat_cut and,in,water the=life and,he_will_spatter_[it] to/towards the,house seven times )

See how you translated this expression in 14:5.