וַיִּקַּ֤ח מֹשֶׁה֙ חֲצִ֣י הַדָּ֔ם וַיָּ֖שֶׂם בָּאַגָּנֹ֑ת וַחֲצִ֣י הַדָּ֔ם זָרַ֖ק עַל־הַמִּזְבֵּֽחַ׃
And Moses took half of the blood, and put it in basins; and half of the blood he dashed against the altar.
Targum Jonathan on Exodus
And Mosheh took half of the blood of the offering, and put it in basins, and half of the blood of the offering he sprinkled upon the altar.