Exodus 23:14-17

  14 H2287 "You shall observe a feast H7969 to me three H7272 times H8141 a year.
  15 H8104 You shall observe H2282 the feast H4682 of unleavened bread. H7651 Seven H3117 days H398 you shall eat H4682 unleavened bread, H6680 as I commanded H4150 you, at the time appointed H2320 in the month H24 Abib H3318 (for in it you came out H4714 from Egypt), H7200 and no one shall appear H6440 before H7387 me empty.
  16 H2282 And the feast H7105 of harvest, H1061 the first fruits H4639 of your labors, H2232 which you sow H7704 in the field: H2282 and the feast H614 of harvest, H3318 at the end H8141 of the year, H622 when you gather H4639 in your labors H7704 out of the field.
  17 H7969 Three H6471 times H8141 in the year H2138 all your males H7200 shall appear H6440 before H113 the Lord H3068 Yahweh.