Abdur Rahman bin Yazid al-Nakha'i عبد الرحمن بن يزيد النخعي · Chapters on Supplication

The Messsenger of Allah (ﷺ) said: “Whoever says ten times: ‘I bear witness that none has the right to be worshipped but Allah. Alone, without partner, One Deity, the One, As-Samad, He did not take a wife, nor a child, nor is there anyone like Him, (Ash-hadu an lā ilāha illallāh, waḥdahu lā sharīka lahu, ilahan wahidan, aḥadan ṣamadan lam yattakhidh ṣāḥibatan wa lā waladan wa lam yakun lahu kufuwan aḥad)’ Allah will write for him forty million good deeds.”

“When you pass by the gardens of Paradise, them feast.” They said: “And what are the gardens of Paradise?” He said: “The circles of remembrance.”

that the Prophet (ﷺ) said: “There is not a morning that the slave of Allah reached except that a caller calls out: ‘Glorify the King, the Free of Deficiencies. (Sabbiḥul Malikal-Quddūs)’”