evening . . . morning. Figure of speech Synecdoche (of the Part), App-6. Put for a full day. The beginning and end of anything is put for the whole of it. Compare Ecc_3:11; Ecc_10:13; Ecc_11:6. Psa_92:2. Isa_41:4; Isa_44:6; Isa_48:12. Rev_1:8, Rev_1:11, Rev_1:17; Rev_2:8; Rev_21:6; Rev_22:13.
first. For spiritual significance see App-10.
first day = day one. The word "day" may refer to a prolonged period when used without any qualifying words. But when qualified with a numeral (cardinal or ordinal) it is defined and limited by it to a day of 24 hours. It is further limited here by its boundaries "evening and morning", as well as by the 7th day. Compare Exo_20:9, Exo_20:11. See App-11.