וַיֵּ֥ט מֹשֶׁ֛ה אֶת־יָד֖וֹ עַל־הַשָּׁמָ֑יִם וַיְהִ֧י חֹֽשֶׁךְ־אֲפֵלָ֛ה בְּכָל־אֶ֥רֶץ מִצְרַ֖יִם שְׁלֹ֥שֶׁת יָמִֽים׃
And Moses stretched forth his hand toward heaven; and there was a thick darkness in all the land of Egypt three days;
Targum Jonathan on Exodus
And Mosheh stretched out his hand towards the height of the heavens, and there was dark darkness in all the land of Mizraim three days.