4 verses have
Merciful
in Edition Clear Qur'an by Talal Itani / Al-Anbiyaa (The Prophets)

21:26And they say, “The Most Merciful has taken to himself a son.” Be He glorified; they are but honored servants.

21:36When those who disbelieve see you, they treat you only with ridicule: “Is this the one who mentions your gods?” And they reject the mention of the Merciful.

21:42Say, “Who guards you against the Merciful by night and by day?” But they turn away from the mention of their Lord.

21:83And Job, when he cried out to his Lord: “Great harm has afflicted me, and you are the Most Merciful of the merciful.”