וַיָּ֣רָץ הַנַּ֔עַר וַיַּגֵּ֥ד לְמֹשֶׁ֖ה וַיֹּאמַ֑ר אֶלְדָּ֣ד וּמֵידָ֔ד מִֽתְנַבְּאִ֖ים בַּֽמַּחֲנֶֽה׃
And there ran a young man, and told Moses, and said: ‘Eldad and Medad are prophesying in the camp.’
Read kabbalistic (mystical) interpretation of Numbers 11:27: and classical mystical sources.