Exodus 13:4

13:4 On this day, ¹  in the month of Abib, ²  you are going out. ³ 

Exodus 34:18

34:18 “You must keep the Feast of Unleavened Bread. For seven days ⁴  you must eat bread made without yeast, as I commanded you; do this ⁵  at the appointed time of the month Abib, for in the month Abib you came out of Egypt.

[13:4]  ¹ tn The word הַיּוֹם (hayyom) means literally “the day, today, this day.” In this sentence it functions as an adverbial accusative explaining when the event took place.

[13:4]  ² sn Abib appears to be an old name for the month, meaning something like “[month of] fresh young ears” (Lev 2:14 [Heb]) (S. R. Driver, Exodus, 106). B. Jacob (Exodus, 364) explains that these names were not precise designations, but general seasons based on the lunar year in the agricultural setting.

[13:4]  ³ tn The form is the active participle, functioning verbally.

[34:18]  ⁴ tn This is an adverbial accusative of time.

[34:18]  ⁵ tn The words “do this” have been supplied.