Rashi on Genesis 30:16/רש"י על בראשית ל׳:ט״ז

1שכר שכרתיך FOR SURELY I HAVE HIRED THEE — I have given Rachel the hire she demanded.

2בלילה הוא THAT NIGHT — With God’s help Isaachar was born (Niddah 31a, and cf. Genesis Rabbah 99).