The truth about Al-Maliki's declaration of dominating Mosul within 24 hours?

After Mosul's 10th anniversary from ISIS in 2014

The former president (Nouri Al-Maliki) declaration, according to media agencies: "Breaking/Al-Maliki; the military forces will dominate Mosul within 24 hours".

The truth

Unfortunately, Mosul hasn't been Liberated within 24 hours, but the liberation conflict lasted for 3 years till Mosul completely liberated in July 2017 by the sacrifices of all Iraqis and declared the 10th of December of 2017 the Victory Day