At that day. Referring primarily to the forty days after His resurrection, but this well-known Hebrew term describes the day of the Lord, in contra- distinction to this present day of man (1Co_4:3 margin) See Isa_2:11-17 and Rev_1:10.
I in you. Fulfilled primarily at Pentecost, but looking on to the time when He will be among (Greek. en.App-104.) His people, as Jehovah-Shammah. See Eze_43:7; Eze_48:35. Zep_3:15-17.