Matthew 27:53

“And came out of the graves after his resurrection, etc.] The resurrection of Christ; for he rose as the first fruits, as the first begotten of the dead, and the firstborn from the dead; for he was the first that was raised to an immortal life; for though others were raised before him, by himself, and in the times of the prophets, yet to a mortal life; but these saints came forth to the resurrection of life, and therefore it was necessary that Christ the first fruits, should rise first. The Arabic version indeed reads, “after their own resurrection”; and the Ethiopic version, “after they were raised”; both wrong, and scarcely sense: and went into the holy city; the city of Jerusalem, which…”

“And came out of the graves after his resurrection - The narrative of Matthew does not determine whether they came to life before Jesus rose, and remained in the tombs, or came to life after he died. The latter is probably the correct opinion. There is nothing said of the reason why they were raised. It is not improbable to suppose that it was, amid the other wonders attending the death of Jesus, to convince the Jews that he was the Messiah. Perhaps some who had been his open friends were raised up now as an attestation that he in whom they had believed was the Christ. What became of them after they had entered into the city whether they again died or ascended to heaven, is not revealed, and…”

“holy: Mat 4:5; Neh 11:1; Isa 48:2; Dan 9:24; Rev 11:2, Rev 21:2, Rev 22:19 Matthew 27:54”