[Sti]

pawn Код:

CMD:kick(playerid, params[])
{
    new PlayerToKick, Reason[128], ReasonMsg[128], Name[24], AdminName[24];
    SendAdminText(playerid, "/kick", params);
    if (APlayerData[playerid][LoggedIn] == true)
    {
        if (APlayerData[playerid][PlayerLevel] >= 1)
        {
            if (sscanf(params, "us[128]", PlayerToKick, Reason)) SendClientMessage(playerid, 0xFF0000AA, "Digite: \"/kick <Player> <Motivo>\"");
            else
                if (IsPlayerConnected(PlayerToKick))
                {
                    GetPlayerName(playerid, ADMName, sizeof(ADMName));
                    GetPlayerName(PlayerToKick, Name, sizeof(Name));
                    SendClientMessage(PlayerToKick, 0xFF0000FF, ReasonMsg);
                    format(ReasonMsg, 128, "//Mensagem aqui", Name, ADMName, Reason);//Entre as Duas barras a frente você coloca a Mensagem
                    SendClientMessageToAll(0xFF0000FF, ReasonMsg);
                    format(ReasonMsg, 128, "Voce Foi Kickado Pelo %s %s", AdminLevelName[APlayerData[playerid][PlayerLevel]], ADMName);
                    SendClientMessage(PlayerToKick, 0xFF0000FF, ReasonMsg);
                    format(ReasonMsg, 128, "Motivo: %s", Reason);
                    Kick(PlayerToKick);
                                   }
                else
                        SendClientMessage(playerid, 0xFF0000FF, "O Player nao esta Online");
        }
        else
            return 0;
    }
    else
        return 0;

    return 1;
}

Ou leia para Entender e Fazer você mesmo!

https://sampwiki.blast.hk/wiki/Kick