In The Name of Allaah, The Most Merciful, The Bestower of Mercy
Allaah [The Most High] said in Surah Al-Layl Aayah 4:
[إِنَّ سَعۡيَكُمۡ لَشَتَّىٰ- Certainly, your efforts and deeds are diverse (different in aims and purposes)]- Meaning: O Mukallafoon [i.e. those who have reached the age of accountability]! Your deeds differ greatly based on the type of deed [being performed], its value and the enthusiasm of [its performer]; and based on the aim and intention [of the performer] ….
[Source: (Tayseer al-Kareem Ar-Rahmaan Fee Tafseer kalaam Al-Mannaan). Abridged and paraphrased]