I went to bed
I went to bed early.
Ouais, je sais, excuse-moi, mais je me suis couché tard.
Yeah, I know, sorry, but I went to bed late.
— Monsieur Hire (1989)
Je me suis couché plus tard que d'habitude.
I went to bed later than usual.
I went to bed.
Je me suis couché un peu plus tard que d'habitude.
I went to bed a little later than usual.
Je me suis couché sur le plancher et j'ai attendu.
I lay down on the floor and waited.
— Assurance sur la mort (1944)
Je me suis couché à minuit et demi.
I went to bed at half past midnight.
I went to bed late.
Je me suis couché à minuit la nuit dernière.
I went to bed at midnight last night.
Hier, je me suis couché à dix heures.
Yesterday I went to bed at ten o'clock.