minibuffer-message
minibuffer-message is a compiled Lisp function in `minibuffer.el
'.
(minibuffer-message MESSAGE &rest ARGS)
Temporarily display MESSAGE at the end of the minibuffer.
The text is displayed for `minibuffer-message-timeout' seconds,
or until the next input event arrives, whichever comes first.
Enclose MESSAGE in [...] if this is not yet the case.
If ARGS are provided, then pass MESSAGE through `format'.