Quran 7:155 — The Purgatory (Al-A'araf)

Moses then selected seventy men from among his people, to come to our appointed audience. When the quake shook them, he said, "My Lord, You could have annihilated them in the past, together with me, if You so willed. Would You annihilate us for the deeds of those among us who are foolish? This must be the test that You have instituted for us. With it, You condemn whomever You will, and guide whomever You will. You are our Lord and Master, so forgive us, shower us with Your mercy; You are the best Forgiver.

[7:154] When Moses' anger subsided, he picked up the tablets, containing guidance and mercy for those who reverence their Lord.

[7:156] "And decree for us righteousness in this world, and in the Hereafter. We have repented to You." He said, "My retribution befalls whomever I will. But My mercy encompasses all things. However, I will specify it for those who (1) lead a righteous life, (2) give the obligatory charity (Zakat),* (3) believe in our revelations, and