Brahmacarya is of two types. One is before, and the other after, the marriage. If you ask, how can there be brahmacarya after marriage, the answer is approaching the wife only at fixed times is also considered brahmacarya.
Asvamedha Sacrifice 1.13
Rsyasringa and other priests were chosen in spring. Then the materials necessary for the sacrifice were collected, the arena was prepared, rituals were conducted and the horse was released. Four types of priests viz. Udgatr, Adhvaryu, Hotr and Brahma went along with the horse. One hundred each of Rajaputras, Sangrhitrs, Sutas, Gramanis and Ugras also followed and performed rituals like the Savitra. A year went by and spring came again. Then Dasaratha commenced the horse-sacrifice for producing progeny.
Brahmacharya 1.9.5
Brahmacarya is of two types. One is before, and the other after, the marriage. If you ask, how can there be brahmacarya after marriage, the answer is approaching the wife only at fixed times is also considered brahmacarya.
Asvamedha Sacrifice 1.13
Rsyasringa and other priests were chosen in spring. Then the materials necessary for the sacrifice were collected, the arena was prepared, rituals were conducted and the horse was released. Four types of priests viz. Udgatr, Adhvaryu, Hotr and Brahma went along with the horse. One hundred each of Rajaputras, Sangrhitrs, Sutas, Gramanis and Ugras also followed and performed rituals like the Savitra. A year went by and spring came again. Then Dasaratha commenced the horse-sacrifice for producing progeny.