Numbers 9:9-11

Young's Literal Translation

⁹ And Jehovah speaketh unto Moses, saying,

¹⁰ `Speak unto the sons of Israel, saying, Though any man is unclean by a body or in a distant journey (of you or of your generations), yet he hath prepared a passover to Jehovah;

¹¹ in the second month, on the fourteenth day, between the evenings they prepare it; with unleavened and bitter things they eat it;