쉐모트 (출애굽기) 21:18

וכי יריבן אנשים AND IF MEN QUARREL — Why is this (vv. 18, 19) stated in this particular form? Since Scripture states, (v. 24) “Eye for eye”, we learn from this only that compensation for the loss of limbs has to be paid, but we cannot infer from it that indemnity for loss of time (during which the injured has been disabled from work) and cost of medical treatment have also to be paid; consequently this section (vv. 18 and 19) is said (Mekhilta). ונפל למשכב BUT KEEPETH HIS BED — The meaning is as the Targum gives it: ויפל לבוטלן “and he falls into inactivity”, i. e. he falls into an illness that prevents him from working.

וְכִֽי־יְרִיבֻ֣ן אֲנָשִׁ֔ים וְהִכָּה־אִישׁ֙ אֶת־רֵעֵ֔הוּ בְּאֶ֖בֶן א֣וֹ בְאֶגְרֹ֑ף וְלֹ֥א יָמ֖וּת וְנָפַ֥ל לְמִשְׁכָּֽב׃

And if men strive together, and one smite another with a stone, or with his fist, and he die not, but keeps his bed: