Original: Weelkes was friends with the madrigalist Thomas Morley who died in 1602, when Weelkes was in his mid-twenties (Weelkes commemorated his death in a madrigal-form anthem titled A Remembrance of my Friend Thomas Morley, also known as "Death hath Deprived Me").
Simplified: Weelkes was friends with the madrigalist Thomas Morley.