20:11 Degrees - These degrees were lines in the dial: but whether each of these lines or degrees noted an hour, or half an hour, or a quarter of an hour, is uncertain. But the sun itself went back, and the shadow with it. This miracle was noted by the Babylonians, who, having understood that it was done for Hezekiah's sake, sent to enquire into the truth and manner of it, 2Chron 32:31. Of Ahaz - Which Ahaz had made in the king's palace. This dial he mentions, because the truth of the miracle might be best and soonest discovered there, this dial possibly being visible out of the king's chamber, and the degrees being most distinct and conspicuous in it.

2 Kings 20:11 Parallel Commentaries

The Kingdom of Judah.
II K. 18-25; II Chron. 28-36. Note: This period covers the time from the fail of Israel to the fall of Judah. It begins in the sixth year of the reign of Hezekiah, whose name is given as the first king of the period since most of his reign was in this instead of the former period. The Kings of this Period. 13. Hezekiah, 2 K. 18:1-20-21; 2 Chron. 29:1-32:33. Reigned 29 years and died. 14. Manasseh, 2 K. 21:1-18; 2 Chron. 33:1-20. Reigned 55 year and died. 15. Amon, 2 K. 21:19-26; 2 Chron. 33:20-25. …
Josiah Blake Tidwell—The Bible Period by Period

The Ambassadors from Babylon
In the midst of his prosperous reign King Hezekiah was suddenly stricken with a fatal malady. "Sick unto death," his case was beyond the power of man to help. And the last vestige of hope seemed removed when the prophet Isaiah appeared before him with the message, "Thus saith the Lord, Set thine house in order: for thou shalt die, and not live." Isaiah 38:1. The outlook seemed utterly dark; yet the king could still pray to the One who had hitherto been his "refuge and strength, a very present help …
Ellen Gould White—The Story of Prophets and Kings

The Christian Struggling under Great and Heavy Affliction.
1. Here it is advised--that afflictions should only be expected.--2. That the righteous hand of God should be acknowledged in them when they come.--3. That they should be borne with patience.--4. That the divine conduct in them should be cordially approved.--5. That thankfulness should be maintained in the midst of trials.--6. That the design of afflictions should be diligently inquired into, and all proper assistance taken in discovering it.--7. That, when it is discovered, it should humbly be complied …
Philip Doddridge—The Rise and Progress of Religion in the Soul