How did prayer become obligatory on the night of Ascension?

Описание: 226) It was narrated from Aisha (may Allah be pleased with her) that she said: When Allah made prayer obligatory, He made it obligatory on people at home and on journeys, with two rak'ahs. Then the prayer on journeys was left as it was, and the prayer of standing at home was increased by two rak'ahs.