I received the package three days ago in the morning.
That package arrived three days ago in the morning.
この場合、次のような言い方ができますよ。
ーI received the package three days ago in the morning.
「3日前の朝にその荷物を受け取りました」
ーThat package arrived three days ago in the morning.
「その荷物は3日前の朝に届きました」
arrived の代わりに was delivered「配達された」と言うこともできます。
ご参考まで!
I got that package three days ago in the morning sometime.
That package was delivered three days ago in the morning.
ご質問ありがとうございます。
① "I got that package three days ago in the morning sometime."=「その荷物は3日前、午前中に私は受け取ったよ。」
(☆ "sometime"は省略しても構いません。)
② "That package was delivered three days ago in the morning."=「その荷物は3日前の朝に配達されたよ。」
ご参考までに。