Nehemiah in Fausset's Bible Dictionary

The book is not an appendix to Ezra as its distinct title proves, "the words of Nehemiah the son of Hachaliah," nor would the same author give two lists of those returned from Babylon (Ezra 2; Nehemiah 7), and yet leave seeming discrepancies in details. In Nehemiah 8; Nehemiah 9; and Nehemiah 10, the prominence of Ezra is probably the cause why Nehemiah uses the third person of himself, instead of the first which he uses elsewhere. The "we" and "our" in Nehemiah 9 and Nehemiah 10, as to sealing the covenant, identifies the writer as an eye witness, yet not singled out for notice from the rest. The prayer in Nehemiah 9 is in style such as Ezra "the ready scribe in the law of Moses" would compose. The close fellowship of Nehemiah and him would naturally in these passages produce the similarity of phraseology (Ezra 4:18; Ezra 6:22, with Nehemiah 8:8; Nehemiah 8:17). Nehemiah 12:10- 11-22-23 mentions Jaddua and Darius the Persian; it is probably the addition of those who closed the Old Testament canon, testifying the continuance to their time of the ordinances and word of God...