gold making a clear pattern on buy

a clear pattern of of reject price, #XAUUSD have made a double retrace yesterday below 1830.20 and didn't break the 1829 limit, now let's follow according to second trendline to buy the pair at 1832.87 because it's a clear low wave which can break above 1839.99 limit following at double pattern it's can stop at 1842.65 and make a downtrend formation.