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तुझसे किस्मत में मेरी सूरत-ए-कुफ़्ले-अबज़द

था लिखा बात के बनते ही जुदा हो जाना

Kufl-e-abzad = Lock of riddle, which opens as the riddle is solved.

Meaning - Just like the lock of riddle, such was my luck to separate from you as soon as the riddle or the matter was settled.