on @*:text:*:#: {
  if ($nick !isop #) {
    if (%r. [ $+ [ $nick ] $+ . $+ [ $chan ] ] == $null) {
      set -u60 %r. [ $+ [ $nick ] $+ . $+ [ $chan ] ] 1
      set -u60 %r.text. [ $+ [ $nick ] $+ . $+ [ $chan ] ] $1-
      return
    }
    var %rps = %r. [ $+ [ $nick ] $+ . $+ [ $chan ] ]
    var %rpt = %r.text. [ $+ [ $nick ] $+ . $+ [ $chan ] ]
    if (%rpt == $1-) {
      inc %r. [ $+ [ $nick ] $+ . $+ [ $chan ] ]
      if (%rps > 2) {
        ban # $nick 2
        kick # $nick You repeated %rps times, slow down!
      }
    }
  }
}

on @*:text:*:#: {
; Defines on text so it triggers only if you're op on the target channel
  if ($nick !isop #) {
  ; Tells mIRC to go on if the nick isn't an op
    if (%r. [ $+ [ $nick ] $+ . $+ [ $chan ] ] == $null) {
      ; Checks if $nick has a prior record...
      ; If $nick is clean, this creates user records for the nick...
      set -u60 %r. [ $+ [ $nick ] $+ . $+ [ $chan ] ] 1
      ; mIRC creates a variable according to the nick and channel for 60 secs
      ; This stores the amount the nick has repeated within 60 seconds...
      set -u60 %r.text. [ $+ [ $nick ] $+ . $+ [ $chan ] ] $1-
      ; This stores the users text, used to check future text for matches...
      ; Replace 60 to adjust listening duration, 60 seconds = 1 minute
      ; mIRC resets stats after 60 seconds according to current settings
      return
    }
    var %rps = %r. [ $+ [ $nick ] $+ . $+ [ $chan ] ]
    ; %rps now represents how many times the user repeated...
    var %rpt = %r.text. [ $+ [ $nick ] $+ . $+ [ $chan ] ]
    ; %rpt represents the users previous text...
    if (%rpt == $1-) {
    ; Checks if the current text matches previous text...
    ; If they match, the user repeated...
      inc %r. [ $+ [ $nick ] $+ . $+ [ $chan ] ]
      ; Since the user repeated, we increase his/her stats by 1
      if (%rps > 2) {
      ; Checks if the user repeats more than twice
      ; Replace 2 with your limits
      ; Current settings kick/ban after 3 or more repeats...
        ban # $nick 2
        kick # $nick You repeated %rps times, slow down!
        ; User repeated more than twice and is kick/banned...
      }
    }
  }
}