King James Version (KJV)
And the porch before the temple of the house, twenty cubits {was} the length thereof, according to the breadth of the house; {and} ten cubits {was} the breadth thereof before the house.
Modern English
The porch in front of the temple of the house had a length of twenty cubits, which was along the width of the house. Ten cubits was its width in front of the house.
Hebrew
וְהָאוּלָ֗ם עַל־פְּנֵי֙ הֵיכַ֣ל הַבַּ֔יִת עֶשְׂרִ֣ים אַמָּה֙ אָרְכּ֔וֹ עַל־פְּנֵ֖י רֹ֣חַב הַבָּ֑יִת עֶ֧שֶׂר בָּאַמָּ֛ה רָחְבּ֖וֹ עַל־פְּנֵ֥י הַבָּֽיִת׃
vhaʾvlam ʿal-pney heykal habayit ʿeshriym ʾamah ʾarkvo ʿal-pney roḥab habayit ʿesher baʾamah raḥbvo ʿal-pney habayit