Job 39:16
BIB: לְּלֹא־ לָ֑הּ לְרִ֖יק יְגִיעָ֣הּ בְּלִי־
NAS: as if [they] were not hers; Though her labor be in vain, [she] is unconcerned;
KJV: hers: her labour is in vain without fear;
INT: her young not vain her labor without

Isaiah 49:4
BIB: וַאֲנִ֤י אָמַ֙רְתִּי֙ לְרִ֣יק יָגַ֔עְתִּי לְתֹ֥הוּ
NAS: I have toiled in vain, I have spent
KJV: I have laboured in vain, I have spent
INT: I said vain have toiled nothing