[M0HAMMAD]

pawn Код:

//= add this codes upside your gamemode :
forward Message(playerid);
public Message(playerid)
{
    SendClientMessage(playerid,-1,"Your Message...");
    return 1;
}
//= OnPlayerText
if(strfind(text, "hop", true))
{
    SetTimerEx("Message",1000, false, "i", playerid);
    return 0;
}

here you go..