Say: 'I call only upon my Lord, and I do not associate with Him anyone. 20 Say: 'Indeed, I possess no power over you, either for harm or for guidance' 21 Say thou: verily none can protect me from Allah, nor can I find beside Him any refuge. 22 "Unless I proclaim what I receive from Allah and His Messages: for any that disobey Allah and His Messenger,- for them is Hell: they shall dwell therein for ever." 23 (They shall not change their ways) until they see that against which they had been warned, and then they will know whose helpers are weaker and whose supporters are fewer in number. 24 Say, "I do not know if what you are promised is near or if my Lord will grant for it a [long] period." 25 [He is] Knower of the unseen, and He does not disclose His [knowledge of the] unseen to anyone 26 He causes angelic guards to march before and after him. 27 "That He may know that they have (truly) brought and delivered the Messages of their Lord: and He surrounds (all the mysteries) that are with them, and takes account of every single thing." 28