2 verses have
Merciful
in Edition Clear Qur'an by Talal Itani / An-Naba (The Announcement)

78:37Lord of the heavens and the earth, and everything between them—The Most Merciful—none can argue with Him.

78:38On the Day when the Spirit and the angels stand in row. They will not speak, unless it be one permitted by the Most Merciful, and he will say what is right.