The Free-will Offerings of the Heads of Families, and the Settlement of the Exiles (cf. Nehemiah 7:70-72). The gifts are, of course, for the Temple and its worship.
Ezra 2:68. when they came to the house of Yahweh: these words would imply that the Temple was already in existence; if not a gloss they are an oversight of the Chronicler, especially in view of the words which follow, to set it up in its place.
Ezra 2:69. This is obviously an exaggeration; all that we learn of the returned exiles shows them to have been poor.
Ezra 2:70. priests-' garments: these were made of linen (Leviticus 16:4), and had embroidered work (Exodus 28:4; Exodus 39:27).