:* [[Property:P12|wikidata id <small>(P12)</small>]] with a value with a form like QXXXX where XXXX has to be replace by the Wikidata identifier of this language;
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:* [[Property:P13|ISO 639-3 code <small>(P13)</small>]] with the value YYY, where YYY is the [$iso639 ISO 639-3 code] of the language if it has one. For dialect or language that does not have ISO 639-3, do not use this property;
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:* optionally, you can add other statements such as [[Property:P17|Wikimedia language code <small>(P17)</small>]], ... You can also add language name in other languages (Arabic, Chinese, French, Russian, Spanish, ...).
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: To save the statement, you have to click on “save”.