sandhyayam

yuga-sandhyāyām at the conjunction of the yugas; SB 1.3.25
sandhyāyām in the evening; SB 3.14.8
sandhyāyām at the junction of day and night (evening); SB 3.14.24
sandhyāyām in the evening; SB 4.30.9
sandhyāyām in the morning, noon and evening; SB 5.23.8
sandhyāyām in the evening; SB 6.18.50
sandhyāyām during the evening twilight; SB 6.18.60
sandhyāyām at the juncture of the day; SB 12.9.10