Strong's Hebrew English Morphology 7251 [e] רָב֧וּעַ rā-ḇū-a‘ Square V-Qal-QalPassPrtcpl-ms 1961 [e] הָיָ֛ה hā-yāh it V-Qal-Perf-3ms 3717 [e] כָּפ֖וּל kā-p̄ūl By doubling V-Qal-QalPassPrtcpl-ms 6213 [e] עָשׂ֣וּ ‘ā-śū they made V-Qal-Perf-3cp 853 [e] אֶת־ ’eṯ- - DirObjM 2833 [e] הַחֹ֑שֶׁן ha-ḥō-šen; the breastplate Art | N-ms 2239 [e] זֶ֧רֶת ze-reṯ a span [was] N-fs 753 [e] אָרְכּ֛וֹ ’ā-rə-kōw its length N-msc | 3ms 2239 [e] וְזֶ֥רֶת wə-ze-reṯ and a span Conj-w | N-fs 7341 [e] רָחְבּ֖וֹ rā-ḥə-bōw its width N-msc | 3ms 3717 [e] כָּפֽוּל׃ kā-p̄ūl. when doubled V-Qal-QalPassPrtcpl-ms

New American Standard Bible
It was square; they made the breastpiece folded double, a span long and a span wide when folded double.

King James Bible
It was foursquare; they made the breastplate double: a span was the length thereof, and a span the breadth thereof, being doubled.

Holman Christian Standard Bible
They made the breastpiece square and folded double, nine inches long and nine inches wide.

no reference

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