"“A certain man,” He continued, “had a fig-tree planted in his vineyard; and he came and sought fruit thereon, and found none. Then said he unto the dresser of his vineyard, Behold, these three years I come seeking fruit on this fig-tree, and find none: cut it down; why cumbereth it the ground?” COL 214.1"
"He spake also this parable; A certain man had a fig tree planted in his vineyard; and he came and sought fruit thereon, and found none."
The EGW passage directly quotes Luke 13:6, establishing a clear explicit allusion.
"Christ's hearers could not misunderstand the application of His words. David had sung of Israel as the vine brought out of Egypt. Isaiah had written, “The vineyard of the Lord of hosts is the house of Israel, and the men of Judah His pleasant plant.” Isaiah 5:7 . The generation to whom the Saviour had come were represented by the fig tree in the Lord's vineyard—within the circle of His special care and blessing. COL 214.2"
"For the vineyard of the Lord of hosts is the house of Israel, and the men of Judah his pleasant plant: and he looked for judgment, but behold oppression; for righteousness, but behold a cry."
Ellen White directly references Isaiah 5:7 in this passage.
"And he fenced it, and gathered out the stones thereof, and planted it with the choicest vine, and built a tower in the midst of it, and also made a winepress therein: and he looked that it should bring forth grapes, and it brought forth wild grapes."
EGW directly quotes Isaiah 5:1, 2.
"Now will I sing to my wellbeloved a song of my beloved touching his vineyard. My wellbeloved hath a vineyard in a very fruitful hill:"
The EGW passage directly quotes Isaiah 5:1,2 establishing a clear explicit allusion.