[Konstantinos]

pawn Код:

if(IsPlayerInRangeOfPoint(playerid, 70, 85.0713,1748.0396,-59.2546))
{
    new name[MAX_PLAYER_NAME+1], msg[128];
    GetPlayerName(playerid, name, sizeof(name));
    format(msg, sizeof(msg), "%s has died in the /bf", name);
    SendClientMessageToAll(COLOR_PURPLE,msg);
}

You need to format the message first and then send it.