1 Corinthians 15:10

15:10 But by the grace of God I am what I am: and his grace which [was bestowed] upon me was not in vain; but I laboured more abundantly than they all: yet not I, but the grace of God which was with me.

1 Corinthians 16:16

16:16 That ye submit yourselves unto such, and to every one that helpeth with [us], and laboureth.