|Gill's Exposition of the Entire Bible|
Thou art all fair, my love,.... Being justified by the righteousness of Christ, washed in his blood, and sanctified by his Spirit; of the title, my "love", see Sol 1:9. The church is often said by Christ to be "fair", his "fair one", and the "fairest among women", Sol 1:8; but here "all fair", being a perfection of beauty, and perfectly comely through his comeliness: this is said to show her completeness in Christ, as to justification; and that, with respect to sanctification, she had a perfection of parts, though not of degrees; and to observe, that the church and "all" the true members of it were so, the meanest and weakest believer, as well as the greatest and strongest. It is added,
Keil and Delitzsch Biblical Commentary on the Old Testament
This childlike modest disposition makes her yet more lovely in the eyes of the king. He breaks out in these words:
Barnes' Notes on the Bible
Section Songs 4:7-5:1: The king meeting the bride in the evening of the same day, expresses once more his love and admiration in the sweetest and tenderest terms and figures. He calls her now "bride" (spouse, Sol 4:8) for the first time, to mark it as the hour of their espousals, and "sister-bride" (spouse, Sol 4:9-10, Sol 4:12; Sol 5:1), to express the likeness of thought and disposition which henceforth unites them. At the same time he invites her to leave for his sake her birthplace and its mountain neighborhood, and live henceforth for him alone.
Clarke's Commentary on the Bible
Thou art all fair - there is no spot in thee - "My beloved, every part of thee is beautiful; thou hast not a single defect." The description given of the beauties of Daphne, by Ovid, Metam. lib. 1: ver. 497, has some similarity to the above verses: -
Geneva Study Bible
Thou art all fair, my love; there is no spot in thee.
Jamieson-Fausset-Brown Bible Commentary
7. Assurance that He is going from her in love, not in displeasure (Joh 16:6, 7).
all fair-still stronger than So 1:15; So 4:1.
Song of Solomon 4:7 Parallel Commentaries
Bible Hub: Online Parallel Bible