יִהְי֣וּ נֶֽגֶד־יְהוָ֣ה תָּמִ֑יד וְיַכְרֵ֖ת מֵאֶ֣רֶץ זִכְרָֽם׃
Let them be before the LORD continually, That He may cut off the memory of them from the earth.
Read kabbalistic (mystical) interpretation of Psalms 109:15: and classical mystical sources.