"Daniel and his companions had been faithfully instructed in the principles of the word of God. They had learned to sacrifice the earthly to the spiritual, to seek the highest good. And they reaped the reward. Their habits of temperance and their sense of responsibility as representatives of God called to noblest development the powers of body, mind, and soul. At the end of their training, in their examination with other candidates for the honors of the kingdom, there was “found none like Daniel, Hananiah, Mishael, and Azariah.” Daniel 1:19 . Ed 55.1"
"And the king communed with them; and among them all was found none like Daniel, Hananiah, Mishael, and Azariah: therefore stood they before the king."
Ellen White directly references Daniel 1:19 in this passage.
At the court of Babylon were gathered representatives from all lands, men of the choicest talents, men the most richly endowed with natural gifts, and possessed of the highest culture this world could bestow; yet amidst them all, the Hebrew captives were without a peer. In physical strength and beauty, in mental vigor and literary attainment, they stood unrivaled. “In all matters of wisdom and understanding, that the king inquired of them, he found them ten times better than all the magicians and astrologers that were in all his realm.” Daniel 1:20 . Ed 55.2 Unwavering in allegiance to God, unyielding in the mastery of himself, Daniel's noble dignity and courteous deference won for him in his youth the “favor and tender love” of the heathen officer in whose charge he was. The same characteristics marked his life. Speedily he rose to the position of prime minister of the kingdom. Throughout the reign of successive monarchs, the downfall of the nation, and the establishment of a rival ki…
"And in all matters of wisdom and understanding, that the king enquired of them, he found them ten times better than all the magicians and astrologers that were in all his realm."
Ellen White directly references Daniel 1:20 in this passage.
"Then the presidents and princes sought to find occasion against Daniel concerning the kingdom; but they could find none occasion nor fault; forasmuch as he was faithful, neither was there any error or fault found in him."
Ellen White directly references Daniel 6:4 in this passage.
"As for these four children, God gave them knowledge and skill in all learning and wisdom: and Daniel had understanding in all visions and dreams."
The EGW passage directly quotes Daniel 1:20 and refers to the context of Daniel and his companions excelling in wisdom and understanding compared to the Babylonians. This is a clear and direct connection.