Exodus 2:3

2:3 But when she was no longer able to hide him, she took a papyrus basket for him and sealed it with bitumen and pitch. She put the child in it and set it among the reeds along the edge of the Nile.

Exodus 12:39

12:39 They baked cakes of bread without yeast using the dough they had brought from Egypt, for it was made without yeast – because they were thrust out of Egypt and were not able to delay, they could not prepare food for themselves either.