It depends on the year. You need to know the full birthdate of the boy. Once you have that you can correlate it to the birthdate on the Jewish calendar and then figure out what the parsha is 13 years later.
The 5th of September 1972.The 5th of September 1972.The 5th of September 1972.The 5th of September 1972.The 5th of September 1972.The 5th of September 1972.The 5th of September 1972.The 5th of September 1972.The 5th of September 1972.The 5th of September 1972.The 5th of September 1972.
September 5th 1975 was a Friday.
September 5th 1984, was a Wednesday.
September 5th, 1961 fell on a Tuesday.
IT would be available around 5th September
September 5th, 1943 fell on a Sunday.
In September 2013 but if I were you would save up for something better
If you were due June 5th 2008? Then it would be roughly September 12th
5th September 1947 was a Friday.
5th September 1967 was a Tuesday.
September 5th 1957 was a Thursday.
September 5th 1992 was a Saturday.