[Think]

pawn Код:

if(!strcmp("/ra", cmdtext, true))
{
    if(cmdtext[3] == 0) return SendClientMessage(playerid, COLOR_RED, "/ra [text]");
    new playername[26];
    GetPlayerName(playerid, playername, 26);
    format(string, sizeof(string), "COP: %s > %s", playername, cmdtext[3]);
    for(new i=0;i<MAX_PLAYERS;i++)
    { if(GetPlayerTeam(playerid) == 6) { SendClientMessage(i, COLOR_BLUE, string); } }
    return 1;
}

you could do something like this, but edit it to match your specs.