וְלָקַ֨ח הַכֹּהֵ֤ן מִדָּמָהּ֙ בְּאֶצְבָּע֔וֹ וְנָתַ֕ן עַל־קַרְנֹ֖ת מִזְבַּ֣ח הָעֹלָ֑ה וְאֶת־כָּל־דָּמָ֣הּ יִשְׁפֹּ֔ךְ אֶל־יְס֖וֹד הַמִּזְבֵּֽחַ׃
And the priest shall take of the blood thereof with his finger, and put it upon the horns of the altar of burnt-offering, and all the remaining blood thereof shall he pour out at the base of the altar.
Read kabbalistic (mystical) interpretation of Leviticus 4:30: and classical mystical sources.