'Unleavened Bread' in the Bible

Now the first day of the feast of unleavened bread the disciples came to Jesus, saying unto him, Where wilt thou that we prepare for thee to eat the passover?

After two days was the feast of the passover, and of unleavened bread: and the chief priests and the scribes sought how they might take him by craft, and put him to death.

And the first day of unleavened bread, when they killed the passover, his disciples said unto him, Where wilt thou that we go and prepare that thou mayest eat the passover?

And on the first sabbath after the second day of unleavened bread, he went thro' the corn-fields, and his disciples plucked the ears of corn, and ate, rubbing them in their hands.

Now the feast of unleavened bread drew nigh, which is called the Passover.

Then came the day of unleavened bread, when the passover must be killed.

And because he saw it pleased the Jews, he proceeded further to take Peter also. (Then were the days of unleavened bread.)

(Then were the days of unleavened bread.) Whom having apprehended, he put in prison, delivering him to four quaternions of soldiers to keep him, intending to bring him forth to the people after the passover.

These going before, staid for us at Troas, And we set sail from Philippi after the days of unleavened bread,

And we sailed away from Philippi after the days of unleavened bread, and came unto them to Troas in five days; where we abode seven days.

wherefore let us keep the feast, not with old leaven, neither with the leaven of malice and wickedness, but with the unleavened bread of sincerity and truth.