Behest -

An authoritative command (e.g., "At the CEO's behest, the meeting was rescheduled"). Usage and Etymology

You will almost always see this word used in the construction "at the behest of" or "at someone's behest" . behest

If "behest" feels too formal, you can use more direct English synonyms: What does 'at the behest of' mean? - Plain English An authoritative command (e