An authoritative command (e.g., "At the CEO's behest, the meeting was rescheduled"). Usage and Etymology
While "request" and "behest" are related, the latter implies a power dynamic. If you do something at someone's behest, it is because they have a level of authority or significant influence over you. behest
Unlike "request," "behest" is strictly a noun. You cannot "behest" someone; you act according to their behest. An authoritative command (e
A polite ask between equals (e.g., "At my request, he sent the file early"). Unlike "request," "behest" is strictly a noun
You will almost always see this word used in the construction "at the behest of" or "at someone's behest" .
If "behest" feels too formal, you can use more direct English synonyms: What does 'at the behest of' mean? - Plain English