He started playing violin at the age of 8 years.

She began learning to play violin at the age of five.

From the age of 7, he learned to play the violin.

She started learning to play the violin at the age of four.

He began playing the violin at the age of 6.

She began playing the violin at the age of six.

He learned to play the violin at eight years of age.

He started to play the violin at the age of 11.

He began to play the violin at the age of 5.

In fact, he spent most of his time day or night playing the violin.