direct
grows out of · out of Egypt
The blood on the door and the path through the water are two halves of one rescue: judgement passed over, then slavery left behind.
indirect
grows out of · through the waters
Judgement water carries some through and shuts others out — the flood and the sea tell the same story at different scales.
direct
points forward to · baptised into Moses
Paul says Israel was 'baptised into Moses in the cloud and in the sea'. Jesus enters the water at the start of his own exodus.
direct
grows out of · his exodus
Luke says Moses and Elijah spoke with Jesus about his 'exodus' which he was about to accomplish at Jerusalem — the word is deliberate.