The Nifal Imperative הֵאָסְפוּ in Amos 3:9
הַשְׁמִ֨יעוּ֙ עַל־אַרְמְנֹ֣ות בְּאַשְׁדֹּ֔וד וְעַֽל־אַרְמְנֹ֖ות בְּאֶ֣רֶץ מִצְרָ֑יִם וְאִמְר֗וּ הֵאָֽסְפוּ֙ עַל־הָרֵ֣י שֹׁמְרֹ֔ון וּרְא֞וּ מְהוּמֹ֤ת רַבֹּות֙ בְּתֹוכָ֔הּ וַעֲשׁוּקִ֖ים בְּקִרְבָּֽהּ׃ (Amos 3:9) Proclaim over the palaces in Ashdod and over the palaces in the land of Egypt, and say: Gather yourselves on the mountains of Samaria, and see the great tumults within her and the oppressed in her midst.…