Some who had been foremost in plotting mischief against the Jews, now professed a desire to be on friendly terms with them. The nobles of Judah who had become entangled in idolatrous marriages, and who had held traitorous correspondence with Tobiah and taken oath to serve him, now represented him as a man of ability and foresight, an alliance with whom would be greatly to the advantage of the Jews. At the same time they betrayed to him Nehemiah's plans and movements. Thus the work of God's people was laid open to the attacks of their enemies, and opportunity was given to misconstrue Nehemiah's words and acts, and to hinder his work. PK 657.3 When the poor and oppressed had appealed to Nehemiah for redress of their wrongs, he had stood boldly in their defense and had caused the wrongdoers to remove the reproach that rested on them. But the authority that he had exercised in behalf of his downtrodden countrymen he did not now exercise in his own behalf. His efforts had been met by some w…
"Yea, mine own familiar friend, in whom I trusted, which did eat of my bread, hath lifted up his heel against me."
EGW describes a situation where Nehemiah is betrayed by those who should be his allies, echoing the sentiment of betrayal by a close friend in Psalm 41:9. It's a thematic parallel, not a direct quote.