Qatar played 2-2 draw with Oman on Tuesday to book ticket to AFC U-23 Championship Thailand 2020.
The hosts finished as group A winners on the basis of better goal difference.
The qualification of Oman is uncertain as it depends upon the result of all matches played today.
The 11 group winners and four best second-placed teams along with host Thailand will qualify for the finals to be held January 2020 out of 43 teams that took part in the qualifiers.
It will also serve as the qualifying round for the 2020 Tokyo Olympic Games.